diff --git a/backend/ent/announcement.go b/backend/ent/announcement.go
index 93d7a375..6c5b21da 100644
--- a/backend/ent/announcement.go
+++ b/backend/ent/announcement.go
@@ -25,6 +25,8 @@ type Announcement struct {
 	Content string `json:"content,omitempty"`
 	// 状态: draft, active, archived
 	Status string `json:"status,omitempty"`
+	// 通知模式: silent(仅铃铛), popup(弹窗提醒)
+	NotifyMode string `json:"notify_mode,omitempty"`
 	// 展示条件（JSON 规则）
 	Targeting domain.AnnouncementTargeting `json:"targeting,omitempty"`
 	// 开始展示时间（为空表示立即生效）
@@ -72,7 +74,7 @@ func (*Announcement) scanValues(columns []string) ([]any, error) {
 			values[i] = new([]byte)
 		case announcement.FieldID, announcement.FieldCreatedBy, announcement.FieldUpdatedBy:
 			values[i] = new(sql.NullInt64)
-		case announcement.FieldTitle, announcement.FieldContent, announcement.FieldStatus:
+		case announcement.FieldTitle, announcement.FieldContent, announcement.FieldStatus, announcement.FieldNotifyMode:
 			values[i] = new(sql.NullString)
 		case announcement.FieldStartsAt, announcement.FieldEndsAt, announcement.FieldCreatedAt, announcement.FieldUpdatedAt:
 			values[i] = new(sql.NullTime)
@@ -115,6 +117,12 @@ func (_m *Announcement) assignValues(columns []string, values []any) error {
 			} else if value.Valid {
 				_m.Status = value.String
 			}
+		case announcement.FieldNotifyMode:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field notify_mode", values[i])
+			} else if value.Valid {
+				_m.NotifyMode = value.String
+			}
 		case announcement.FieldTargeting:
 			if value, ok := values[i].(*[]byte); !ok {
 				return fmt.Errorf("unexpected type %T for field targeting", values[i])
@@ -213,6 +221,9 @@ func (_m *Announcement) String() string {
 	builder.WriteString("status=")
 	builder.WriteString(_m.Status)
 	builder.WriteString(", ")
+	builder.WriteString("notify_mode=")
+	builder.WriteString(_m.NotifyMode)
+	builder.WriteString(", ")
 	builder.WriteString("targeting=")
 	builder.WriteString(fmt.Sprintf("%v", _m.Targeting))
 	builder.WriteString(", ")
diff --git a/backend/ent/announcement/announcement.go b/backend/ent/announcement/announcement.go
index 4f34ee05..71ba25ff 100644
--- a/backend/ent/announcement/announcement.go
+++ b/backend/ent/announcement/announcement.go
@@ -20,6 +20,8 @@ const (
 	FieldContent = "content"
 	// FieldStatus holds the string denoting the status field in the database.
 	FieldStatus = "status"
+	// FieldNotifyMode holds the string denoting the notify_mode field in the database.
+	FieldNotifyMode = "notify_mode"
 	// FieldTargeting holds the string denoting the targeting field in the database.
 	FieldTargeting = "targeting"
 	// FieldStartsAt holds the string denoting the starts_at field in the database.
@@ -53,6 +55,7 @@ var Columns = []string{
 	FieldTitle,
 	FieldContent,
 	FieldStatus,
+	FieldNotifyMode,
 	FieldTargeting,
 	FieldStartsAt,
 	FieldEndsAt,
@@ -81,6 +84,10 @@ var (
 	DefaultStatus string
 	// StatusValidator is a validator for the "status" field. It is called by the builders before save.
 	StatusValidator func(string) error
+	// DefaultNotifyMode holds the default value on creation for the "notify_mode" field.
+	DefaultNotifyMode string
+	// NotifyModeValidator is a validator for the "notify_mode" field. It is called by the builders before save.
+	NotifyModeValidator func(string) error
 	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
 	DefaultCreatedAt func() time.Time
 	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
@@ -112,6 +119,11 @@ func ByStatus(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldStatus, opts...).ToFunc()
 }
 
+// ByNotifyMode orders the results by the notify_mode field.
+func ByNotifyMode(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldNotifyMode, opts...).ToFunc()
+}
+
 // ByStartsAt orders the results by the starts_at field.
 func ByStartsAt(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldStartsAt, opts...).ToFunc()
diff --git a/backend/ent/announcement/where.go b/backend/ent/announcement/where.go
index d3cad2a5..2eea5f0b 100644
--- a/backend/ent/announcement/where.go
+++ b/backend/ent/announcement/where.go
@@ -70,6 +70,11 @@ func Status(v string) predicate.Announcement {
 	return predicate.Announcement(sql.FieldEQ(FieldStatus, v))
 }
 
+// NotifyMode applies equality check predicate on the "notify_mode" field. It's identical to NotifyModeEQ.
+func NotifyMode(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldEQ(FieldNotifyMode, v))
+}
+
 // StartsAt applies equality check predicate on the "starts_at" field. It's identical to StartsAtEQ.
 func StartsAt(v time.Time) predicate.Announcement {
 	return predicate.Announcement(sql.FieldEQ(FieldStartsAt, v))
@@ -295,6 +300,71 @@ func StatusContainsFold(v string) predicate.Announcement {
 	return predicate.Announcement(sql.FieldContainsFold(FieldStatus, v))
 }
 
+// NotifyModeEQ applies the EQ predicate on the "notify_mode" field.
+func NotifyModeEQ(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldEQ(FieldNotifyMode, v))
+}
+
+// NotifyModeNEQ applies the NEQ predicate on the "notify_mode" field.
+func NotifyModeNEQ(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldNEQ(FieldNotifyMode, v))
+}
+
+// NotifyModeIn applies the In predicate on the "notify_mode" field.
+func NotifyModeIn(vs ...string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldIn(FieldNotifyMode, vs...))
+}
+
+// NotifyModeNotIn applies the NotIn predicate on the "notify_mode" field.
+func NotifyModeNotIn(vs ...string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldNotIn(FieldNotifyMode, vs...))
+}
+
+// NotifyModeGT applies the GT predicate on the "notify_mode" field.
+func NotifyModeGT(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldGT(FieldNotifyMode, v))
+}
+
+// NotifyModeGTE applies the GTE predicate on the "notify_mode" field.
+func NotifyModeGTE(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldGTE(FieldNotifyMode, v))
+}
+
+// NotifyModeLT applies the LT predicate on the "notify_mode" field.
+func NotifyModeLT(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldLT(FieldNotifyMode, v))
+}
+
+// NotifyModeLTE applies the LTE predicate on the "notify_mode" field.
+func NotifyModeLTE(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldLTE(FieldNotifyMode, v))
+}
+
+// NotifyModeContains applies the Contains predicate on the "notify_mode" field.
+func NotifyModeContains(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldContains(FieldNotifyMode, v))
+}
+
+// NotifyModeHasPrefix applies the HasPrefix predicate on the "notify_mode" field.
+func NotifyModeHasPrefix(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldHasPrefix(FieldNotifyMode, v))
+}
+
+// NotifyModeHasSuffix applies the HasSuffix predicate on the "notify_mode" field.
+func NotifyModeHasSuffix(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldHasSuffix(FieldNotifyMode, v))
+}
+
+// NotifyModeEqualFold applies the EqualFold predicate on the "notify_mode" field.
+func NotifyModeEqualFold(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldEqualFold(FieldNotifyMode, v))
+}
+
+// NotifyModeContainsFold applies the ContainsFold predicate on the "notify_mode" field.
+func NotifyModeContainsFold(v string) predicate.Announcement {
+	return predicate.Announcement(sql.FieldContainsFold(FieldNotifyMode, v))
+}
+
 // TargetingIsNil applies the IsNil predicate on the "targeting" field.
 func TargetingIsNil() predicate.Announcement {
 	return predicate.Announcement(sql.FieldIsNull(FieldTargeting))
diff --git a/backend/ent/announcement_create.go b/backend/ent/announcement_create.go
index 151d4c11..d9029792 100644
--- a/backend/ent/announcement_create.go
+++ b/backend/ent/announcement_create.go
@@ -50,6 +50,20 @@ func (_c *AnnouncementCreate) SetNillableStatus(v *string) *AnnouncementCreate {
 	return _c
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (_c *AnnouncementCreate) SetNotifyMode(v string) *AnnouncementCreate {
+	_c.mutation.SetNotifyMode(v)
+	return _c
+}
+
+// SetNillableNotifyMode sets the "notify_mode" field if the given value is not nil.
+func (_c *AnnouncementCreate) SetNillableNotifyMode(v *string) *AnnouncementCreate {
+	if v != nil {
+		_c.SetNotifyMode(*v)
+	}
+	return _c
+}
+
 // SetTargeting sets the "targeting" field.
 func (_c *AnnouncementCreate) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementCreate {
 	_c.mutation.SetTargeting(v)
@@ -202,6 +216,10 @@ func (_c *AnnouncementCreate) defaults() {
 		v := announcement.DefaultStatus
 		_c.mutation.SetStatus(v)
 	}
+	if _, ok := _c.mutation.NotifyMode(); !ok {
+		v := announcement.DefaultNotifyMode
+		_c.mutation.SetNotifyMode(v)
+	}
 	if _, ok := _c.mutation.CreatedAt(); !ok {
 		v := announcement.DefaultCreatedAt()
 		_c.mutation.SetCreatedAt(v)
@@ -238,6 +256,14 @@ func (_c *AnnouncementCreate) check() error {
 			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "Announcement.status": %w`, err)}
 		}
 	}
+	if _, ok := _c.mutation.NotifyMode(); !ok {
+		return &ValidationError{Name: "notify_mode", err: errors.New(`ent: missing required field "Announcement.notify_mode"`)}
+	}
+	if v, ok := _c.mutation.NotifyMode(); ok {
+		if err := announcement.NotifyModeValidator(v); err != nil {
+			return &ValidationError{Name: "notify_mode", err: fmt.Errorf(`ent: validator failed for field "Announcement.notify_mode": %w`, err)}
+		}
+	}
 	if _, ok := _c.mutation.CreatedAt(); !ok {
 		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Announcement.created_at"`)}
 	}
@@ -283,6 +309,10 @@ func (_c *AnnouncementCreate) createSpec() (*Announcement, *sqlgraph.CreateSpec)
 		_spec.SetField(announcement.FieldStatus, field.TypeString, value)
 		_node.Status = value
 	}
+	if value, ok := _c.mutation.NotifyMode(); ok {
+		_spec.SetField(announcement.FieldNotifyMode, field.TypeString, value)
+		_node.NotifyMode = value
+	}
 	if value, ok := _c.mutation.Targeting(); ok {
 		_spec.SetField(announcement.FieldTargeting, field.TypeJSON, value)
 		_node.Targeting = value
@@ -415,6 +445,18 @@ func (u *AnnouncementUpsert) UpdateStatus() *AnnouncementUpsert {
 	return u
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (u *AnnouncementUpsert) SetNotifyMode(v string) *AnnouncementUpsert {
+	u.Set(announcement.FieldNotifyMode, v)
+	return u
+}
+
+// UpdateNotifyMode sets the "notify_mode" field to the value that was provided on create.
+func (u *AnnouncementUpsert) UpdateNotifyMode() *AnnouncementUpsert {
+	u.SetExcluded(announcement.FieldNotifyMode)
+	return u
+}
+
 // SetTargeting sets the "targeting" field.
 func (u *AnnouncementUpsert) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementUpsert {
 	u.Set(announcement.FieldTargeting, v)
@@ -616,6 +658,20 @@ func (u *AnnouncementUpsertOne) UpdateStatus() *AnnouncementUpsertOne {
 	})
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (u *AnnouncementUpsertOne) SetNotifyMode(v string) *AnnouncementUpsertOne {
+	return u.Update(func(s *AnnouncementUpsert) {
+		s.SetNotifyMode(v)
+	})
+}
+
+// UpdateNotifyMode sets the "notify_mode" field to the value that was provided on create.
+func (u *AnnouncementUpsertOne) UpdateNotifyMode() *AnnouncementUpsertOne {
+	return u.Update(func(s *AnnouncementUpsert) {
+		s.UpdateNotifyMode()
+	})
+}
+
 // SetTargeting sets the "targeting" field.
 func (u *AnnouncementUpsertOne) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementUpsertOne {
 	return u.Update(func(s *AnnouncementUpsert) {
@@ -1002,6 +1058,20 @@ func (u *AnnouncementUpsertBulk) UpdateStatus() *AnnouncementUpsertBulk {
 	})
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (u *AnnouncementUpsertBulk) SetNotifyMode(v string) *AnnouncementUpsertBulk {
+	return u.Update(func(s *AnnouncementUpsert) {
+		s.SetNotifyMode(v)
+	})
+}
+
+// UpdateNotifyMode sets the "notify_mode" field to the value that was provided on create.
+func (u *AnnouncementUpsertBulk) UpdateNotifyMode() *AnnouncementUpsertBulk {
+	return u.Update(func(s *AnnouncementUpsert) {
+		s.UpdateNotifyMode()
+	})
+}
+
 // SetTargeting sets the "targeting" field.
 func (u *AnnouncementUpsertBulk) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementUpsertBulk {
 	return u.Update(func(s *AnnouncementUpsert) {
diff --git a/backend/ent/announcement_update.go b/backend/ent/announcement_update.go
index 702d0817..f93f4f0e 100644
--- a/backend/ent/announcement_update.go
+++ b/backend/ent/announcement_update.go
@@ -72,6 +72,20 @@ func (_u *AnnouncementUpdate) SetNillableStatus(v *string) *AnnouncementUpdate {
 	return _u
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (_u *AnnouncementUpdate) SetNotifyMode(v string) *AnnouncementUpdate {
+	_u.mutation.SetNotifyMode(v)
+	return _u
+}
+
+// SetNillableNotifyMode sets the "notify_mode" field if the given value is not nil.
+func (_u *AnnouncementUpdate) SetNillableNotifyMode(v *string) *AnnouncementUpdate {
+	if v != nil {
+		_u.SetNotifyMode(*v)
+	}
+	return _u
+}
+
 // SetTargeting sets the "targeting" field.
 func (_u *AnnouncementUpdate) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementUpdate {
 	_u.mutation.SetTargeting(v)
@@ -286,6 +300,11 @@ func (_u *AnnouncementUpdate) check() error {
 			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "Announcement.status": %w`, err)}
 		}
 	}
+	if v, ok := _u.mutation.NotifyMode(); ok {
+		if err := announcement.NotifyModeValidator(v); err != nil {
+			return &ValidationError{Name: "notify_mode", err: fmt.Errorf(`ent: validator failed for field "Announcement.notify_mode": %w`, err)}
+		}
+	}
 	return nil
 }
 
@@ -310,6 +329,9 @@ func (_u *AnnouncementUpdate) sqlSave(ctx context.Context) (_node int, err error
 	if value, ok := _u.mutation.Status(); ok {
 		_spec.SetField(announcement.FieldStatus, field.TypeString, value)
 	}
+	if value, ok := _u.mutation.NotifyMode(); ok {
+		_spec.SetField(announcement.FieldNotifyMode, field.TypeString, value)
+	}
 	if value, ok := _u.mutation.Targeting(); ok {
 		_spec.SetField(announcement.FieldTargeting, field.TypeJSON, value)
 	}
@@ -456,6 +478,20 @@ func (_u *AnnouncementUpdateOne) SetNillableStatus(v *string) *AnnouncementUpdat
 	return _u
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (_u *AnnouncementUpdateOne) SetNotifyMode(v string) *AnnouncementUpdateOne {
+	_u.mutation.SetNotifyMode(v)
+	return _u
+}
+
+// SetNillableNotifyMode sets the "notify_mode" field if the given value is not nil.
+func (_u *AnnouncementUpdateOne) SetNillableNotifyMode(v *string) *AnnouncementUpdateOne {
+	if v != nil {
+		_u.SetNotifyMode(*v)
+	}
+	return _u
+}
+
 // SetTargeting sets the "targeting" field.
 func (_u *AnnouncementUpdateOne) SetTargeting(v domain.AnnouncementTargeting) *AnnouncementUpdateOne {
 	_u.mutation.SetTargeting(v)
@@ -683,6 +719,11 @@ func (_u *AnnouncementUpdateOne) check() error {
 			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "Announcement.status": %w`, err)}
 		}
 	}
+	if v, ok := _u.mutation.NotifyMode(); ok {
+		if err := announcement.NotifyModeValidator(v); err != nil {
+			return &ValidationError{Name: "notify_mode", err: fmt.Errorf(`ent: validator failed for field "Announcement.notify_mode": %w`, err)}
+		}
+	}
 	return nil
 }
 
@@ -724,6 +765,9 @@ func (_u *AnnouncementUpdateOne) sqlSave(ctx context.Context) (_node *Announceme
 	if value, ok := _u.mutation.Status(); ok {
 		_spec.SetField(announcement.FieldStatus, field.TypeString, value)
 	}
+	if value, ok := _u.mutation.NotifyMode(); ok {
+		_spec.SetField(announcement.FieldNotifyMode, field.TypeString, value)
+	}
 	if value, ok := _u.mutation.Targeting(); ok {
 		_spec.SetField(announcement.FieldTargeting, field.TypeJSON, value)
 	}
diff --git a/backend/ent/migrate/schema.go b/backend/ent/migrate/schema.go
index 8e54f31c..65d44d5a 100644
--- a/backend/ent/migrate/schema.go
+++ b/backend/ent/migrate/schema.go
@@ -251,6 +251,7 @@ var (
 		{Name: "title", Type: field.TypeString, Size: 200},
 		{Name: "content", Type: field.TypeString, SchemaType: map[string]string{"postgres": "text"}},
 		{Name: "status", Type: field.TypeString, Size: 20, Default: "draft"},
+		{Name: "notify_mode", Type: field.TypeString, Size: 20, Default: "silent"},
 		{Name: "targeting", Type: field.TypeJSON, Nullable: true, SchemaType: map[string]string{"postgres": "jsonb"}},
 		{Name: "starts_at", Type: field.TypeTime, Nullable: true, SchemaType: map[string]string{"postgres": "timestamptz"}},
 		{Name: "ends_at", Type: field.TypeTime, Nullable: true, SchemaType: map[string]string{"postgres": "timestamptz"}},
@@ -273,17 +274,17 @@ var (
 			{
 				Name:    "announcement_created_at",
 				Unique:  false,
-				Columns: []*schema.Column{AnnouncementsColumns[9]},
+				Columns: []*schema.Column{AnnouncementsColumns[10]},
 			},
 			{
 				Name:    "announcement_starts_at",
 				Unique:  false,
-				Columns: []*schema.Column{AnnouncementsColumns[5]},
+				Columns: []*schema.Column{AnnouncementsColumns[6]},
 			},
 			{
 				Name:    "announcement_ends_at",
 				Unique:  false,
-				Columns: []*schema.Column{AnnouncementsColumns[6]},
+				Columns: []*schema.Column{AnnouncementsColumns[7]},
 			},
 		},
 	}
diff --git a/backend/ent/mutation.go b/backend/ent/mutation.go
index 6c6194a6..425c0199 100644
--- a/backend/ent/mutation.go
+++ b/backend/ent/mutation.go
@@ -5167,6 +5167,7 @@ type AnnouncementMutation struct {
 	title         *string
 	content       *string
 	status        *string
+	notify_mode   *string
 	targeting     *domain.AnnouncementTargeting
 	starts_at     *time.Time
 	ends_at       *time.Time
@@ -5391,6 +5392,42 @@ func (m *AnnouncementMutation) ResetStatus() {
 	m.status = nil
 }
 
+// SetNotifyMode sets the "notify_mode" field.
+func (m *AnnouncementMutation) SetNotifyMode(s string) {
+	m.notify_mode = &s
+}
+
+// NotifyMode returns the value of the "notify_mode" field in the mutation.
+func (m *AnnouncementMutation) NotifyMode() (r string, exists bool) {
+	v := m.notify_mode
+	if v == nil {
+		return
+	}
+	return *v, true
+}
+
+// OldNotifyMode returns the old "notify_mode" field's value of the Announcement entity.
+// If the Announcement object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *AnnouncementMutation) OldNotifyMode(ctx context.Context) (v string, err error) {
+	if !m.op.Is(OpUpdateOne) {
+		return v, errors.New("OldNotifyMode is only allowed on UpdateOne operations")
+	}
+	if m.id == nil || m.oldValue == nil {
+		return v, errors.New("OldNotifyMode requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldNotifyMode: %w", err)
+	}
+	return oldValue.NotifyMode, nil
+}
+
+// ResetNotifyMode resets all changes to the "notify_mode" field.
+func (m *AnnouncementMutation) ResetNotifyMode() {
+	m.notify_mode = nil
+}
+
 // SetTargeting sets the "targeting" field.
 func (m *AnnouncementMutation) SetTargeting(dt domain.AnnouncementTargeting) {
 	m.targeting = &dt
@@ -5838,7 +5875,7 @@ func (m *AnnouncementMutation) Type() string {
 // order to get all numeric fields that were incremented/decremented, call
 // AddedFields().
 func (m *AnnouncementMutation) Fields() []string {
-	fields := make([]string, 0, 10)
+	fields := make([]string, 0, 11)
 	if m.title != nil {
 		fields = append(fields, announcement.FieldTitle)
 	}
@@ -5848,6 +5885,9 @@ func (m *AnnouncementMutation) Fields() []string {
 	if m.status != nil {
 		fields = append(fields, announcement.FieldStatus)
 	}
+	if m.notify_mode != nil {
+		fields = append(fields, announcement.FieldNotifyMode)
+	}
 	if m.targeting != nil {
 		fields = append(fields, announcement.FieldTargeting)
 	}
@@ -5883,6 +5923,8 @@ func (m *AnnouncementMutation) Field(name string) (ent.Value, bool) {
 		return m.Content()
 	case announcement.FieldStatus:
 		return m.Status()
+	case announcement.FieldNotifyMode:
+		return m.NotifyMode()
 	case announcement.FieldTargeting:
 		return m.Targeting()
 	case announcement.FieldStartsAt:
@@ -5912,6 +5954,8 @@ func (m *AnnouncementMutation) OldField(ctx context.Context, name string) (ent.V
 		return m.OldContent(ctx)
 	case announcement.FieldStatus:
 		return m.OldStatus(ctx)
+	case announcement.FieldNotifyMode:
+		return m.OldNotifyMode(ctx)
 	case announcement.FieldTargeting:
 		return m.OldTargeting(ctx)
 	case announcement.FieldStartsAt:
@@ -5956,6 +6000,13 @@ func (m *AnnouncementMutation) SetField(name string, value ent.Value) error {
 		}
 		m.SetStatus(v)
 		return nil
+	case announcement.FieldNotifyMode:
+		v, ok := value.(string)
+		if !ok {
+			return fmt.Errorf("unexpected type %T for field %s", value, name)
+		}
+		m.SetNotifyMode(v)
+		return nil
 	case announcement.FieldTargeting:
 		v, ok := value.(domain.AnnouncementTargeting)
 		if !ok {
@@ -6123,6 +6174,9 @@ func (m *AnnouncementMutation) ResetField(name string) error {
 	case announcement.FieldStatus:
 		m.ResetStatus()
 		return nil
+	case announcement.FieldNotifyMode:
+		m.ResetNotifyMode()
+		return nil
 	case announcement.FieldTargeting:
 		m.ResetTargeting()
 		return nil
@@ -10298,7 +10352,7 @@ func (m *GroupMutation) Type() string {
 // order to get all numeric fields that were incremented/decremented, call
 // AddedFields().
 func (m *GroupMutation) Fields() []string {
-	fields := make([]string, 0, 31)
+	fields := make([]string, 0, 30)
 	if m.created_at != nil {
 		fields = append(fields, group.FieldCreatedAt)
 	}
diff --git a/backend/ent/runtime/runtime.go b/backend/ent/runtime/runtime.go
index 7ae4d253..8d231e7c 100644
--- a/backend/ent/runtime/runtime.go
+++ b/backend/ent/runtime/runtime.go
@@ -277,12 +277,18 @@ func init() {
 	announcement.DefaultStatus = announcementDescStatus.Default.(string)
 	// announcement.StatusValidator is a validator for the "status" field. It is called by the builders before save.
 	announcement.StatusValidator = announcementDescStatus.Validators[0].(func(string) error)
+	// announcementDescNotifyMode is the schema descriptor for notify_mode field.
+	announcementDescNotifyMode := announcementFields[3].Descriptor()
+	// announcement.DefaultNotifyMode holds the default value on creation for the notify_mode field.
+	announcement.DefaultNotifyMode = announcementDescNotifyMode.Default.(string)
+	// announcement.NotifyModeValidator is a validator for the "notify_mode" field. It is called by the builders before save.
+	announcement.NotifyModeValidator = announcementDescNotifyMode.Validators[0].(func(string) error)
 	// announcementDescCreatedAt is the schema descriptor for created_at field.
-	announcementDescCreatedAt := announcementFields[8].Descriptor()
+	announcementDescCreatedAt := announcementFields[9].Descriptor()
 	// announcement.DefaultCreatedAt holds the default value on creation for the created_at field.
 	announcement.DefaultCreatedAt = announcementDescCreatedAt.Default.(func() time.Time)
 	// announcementDescUpdatedAt is the schema descriptor for updated_at field.
-	announcementDescUpdatedAt := announcementFields[9].Descriptor()
+	announcementDescUpdatedAt := announcementFields[10].Descriptor()
 	// announcement.DefaultUpdatedAt holds the default value on creation for the updated_at field.
 	announcement.DefaultUpdatedAt = announcementDescUpdatedAt.Default.(func() time.Time)
 	// announcement.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
diff --git a/backend/ent/schema/announcement.go b/backend/ent/schema/announcement.go
index 1568778f..14159fc3 100644
--- a/backend/ent/schema/announcement.go
+++ b/backend/ent/schema/announcement.go
@@ -41,6 +41,10 @@ func (Announcement) Fields() []ent.Field {
 			MaxLen(20).
 			Default(domain.AnnouncementStatusDraft).
 			Comment("状态: draft, active, archived"),
+		field.String("notify_mode").
+			MaxLen(20).
+			Default(domain.AnnouncementNotifyModeSilent).
+			Comment("通知模式: silent(仅铃铛), popup(弹窗提醒)"),
 		field.JSON("targeting", domain.AnnouncementTargeting{}).
 			Optional().
 			SchemaType(map[string]string{dialect.Postgres: "jsonb"}).
diff --git a/backend/go.sum b/backend/go.sum
index 66169717..993a1d54 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -94,6 +94,10 @@ github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
 github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
+github.com/clipperhouse/stringish v0.1.1 h1:+NSqMOr3GR6k1FdRhhnXrLfztGzuG+VuFDfatpWHKCs=
+github.com/clipperhouse/stringish v0.1.1/go.mod h1:v/WhFtE1q0ovMta2+m+UbpZ+2/HEXNWYXQgCt4hdOzA=
+github.com/clipperhouse/uax29/v2 v2.5.0 h1:x7T0T4eTHDONxFJsL94uKNKPHrclyFI0lm7+w94cO8U=
+github.com/clipperhouse/uax29/v2 v2.5.0/go.mod h1:Wn1g7MK6OoeDT0vL+Q0SQLDz/KpfsVRgg6W7ihQeh4g=
 github.com/coder/websocket v1.8.14 h1:9L0p0iKiNOibykf283eHkKUHHrpG7f65OE3BhhO7v9g=
 github.com/coder/websocket v1.8.14/go.mod h1:NX3SzP+inril6yawo5CQXx8+fk145lPDC6pumgx0mVg=
 github.com/containerd/errdefs v1.0.0 h1:tg5yIfIlQIrxYtu9ajqY42W3lpS19XqdxRQeEwYG8PI=
@@ -230,6 +234,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-runewidth v0.0.19 h1:v++JhqYnZuu5jSKrk9RbgF5v4CGUjqRfBm05byFGLdw=
+github.com/mattn/go-runewidth v0.0.19/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
 github.com/mattn/go-sqlite3 v1.14.17 h1:mCRHCLDUBXgpKAqIKsaAaAsrAlbkeomtRFKXh2L6YIM=
 github.com/mattn/go-sqlite3 v1.14.17/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
 github.com/mdelapenya/tlscert v0.2.0 h1:7H81W6Z/4weDvZBNOfQte5GpIMo0lGYEeWbkGp5LJHI=
@@ -263,6 +269,8 @@ github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
 github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
 github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
+github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N7AbDhec=
+github.com/olekukonko/tablewriter v0.0.5/go.mod h1:hPp6KlRPjbx+hW8ykQs1w3UBbZlj6HuIJcUGPhkA7kY=
 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
 github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
 github.com/opencontainers/image-spec v1.1.1 h1:y0fUlFfIZhPF1W537XOLg0/fcx6zcHCJwooC2xJA040=
@@ -314,6 +322,8 @@ github.com/spf13/afero v1.11.0 h1:WJQKhtpdm3v2IzqG8VMqrr6Rf3UYpEF239Jy9wNepM8=
 github.com/spf13/afero v1.11.0/go.mod h1:GH9Y3pIexgf1MTIWtNGyogA5MwRIDXGUr+hbWNoBjkY=
 github.com/spf13/cast v1.6.0 h1:GEiTHELF+vaR5dhz3VqZfFSzZjYbgeKDpBxQVS4GYJ0=
 github.com/spf13/cast v1.6.0/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
+github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
+github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.18.2 h1:LUXCnvUvSM6FXAsj6nnfc8Q2tp1dIgUfY9Kc8GsSOiQ=
diff --git a/backend/internal/domain/announcement.go b/backend/internal/domain/announcement.go
index 7dc9a9cc..0e68fb0f 100644
--- a/backend/internal/domain/announcement.go
+++ b/backend/internal/domain/announcement.go
@@ -13,6 +13,11 @@ const (
 	AnnouncementStatusArchived = "archived"
 )
 
+const (
+	AnnouncementNotifyModeSilent = "silent"
+	AnnouncementNotifyModePopup  = "popup"
+)
+
 const (
 	AnnouncementConditionTypeSubscription = "subscription"
 	AnnouncementConditionTypeBalance      = "balance"
@@ -195,17 +200,18 @@ func (c AnnouncementCondition) validate() error {
 }
 
 type Announcement struct {
-	ID        int64
-	Title     string
-	Content   string
-	Status    string
-	Targeting AnnouncementTargeting
-	StartsAt  *time.Time
-	EndsAt    *time.Time
-	CreatedBy *int64
-	UpdatedBy *int64
-	CreatedAt time.Time
-	UpdatedAt time.Time
+	ID         int64
+	Title      string
+	Content    string
+	Status     string
+	NotifyMode string
+	Targeting  AnnouncementTargeting
+	StartsAt   *time.Time
+	EndsAt     *time.Time
+	CreatedBy  *int64
+	UpdatedBy  *int64
+	CreatedAt  time.Time
+	UpdatedAt  time.Time
 }
 
 func (a *Announcement) IsActiveAt(now time.Time) bool {
diff --git a/backend/internal/handler/admin/announcement_handler.go b/backend/internal/handler/admin/announcement_handler.go
index 0b5d0fbc..d1312bc0 100644
--- a/backend/internal/handler/admin/announcement_handler.go
+++ b/backend/internal/handler/admin/announcement_handler.go
@@ -27,21 +27,23 @@ func NewAnnouncementHandler(announcementService *service.AnnouncementService) *A
 }
 
 type CreateAnnouncementRequest struct {
-	Title     string                        `json:"title" binding:"required"`
-	Content   string                        `json:"content" binding:"required"`
-	Status    string                        `json:"status" binding:"omitempty,oneof=draft active archived"`
-	Targeting service.AnnouncementTargeting `json:"targeting"`
-	StartsAt  *int64                        `json:"starts_at"` // Unix seconds, 0/empty = immediate
-	EndsAt    *int64                        `json:"ends_at"`   // Unix seconds, 0/empty = never
+	Title      string                        `json:"title" binding:"required"`
+	Content    string                        `json:"content" binding:"required"`
+	Status     string                        `json:"status" binding:"omitempty,oneof=draft active archived"`
+	NotifyMode string                        `json:"notify_mode" binding:"omitempty,oneof=silent popup"`
+	Targeting  service.AnnouncementTargeting `json:"targeting"`
+	StartsAt   *int64                        `json:"starts_at"` // Unix seconds, 0/empty = immediate
+	EndsAt     *int64                        `json:"ends_at"`   // Unix seconds, 0/empty = never
 }
 
 type UpdateAnnouncementRequest struct {
-	Title     *string                        `json:"title"`
-	Content   *string                        `json:"content"`
-	Status    *string                        `json:"status" binding:"omitempty,oneof=draft active archived"`
-	Targeting *service.AnnouncementTargeting `json:"targeting"`
-	StartsAt  *int64                         `json:"starts_at"` // Unix seconds, 0 = clear
-	EndsAt    *int64                         `json:"ends_at"`   // Unix seconds, 0 = clear
+	Title      *string                        `json:"title"`
+	Content    *string                        `json:"content"`
+	Status     *string                        `json:"status" binding:"omitempty,oneof=draft active archived"`
+	NotifyMode *string                        `json:"notify_mode" binding:"omitempty,oneof=silent popup"`
+	Targeting  *service.AnnouncementTargeting `json:"targeting"`
+	StartsAt   *int64                         `json:"starts_at"` // Unix seconds, 0 = clear
+	EndsAt     *int64                         `json:"ends_at"`   // Unix seconds, 0 = clear
 }
 
 // List handles listing announcements with filters
@@ -110,11 +112,12 @@ func (h *AnnouncementHandler) Create(c *gin.Context) {
 	}
 
 	input := &service.CreateAnnouncementInput{
-		Title:     req.Title,
-		Content:   req.Content,
-		Status:    req.Status,
-		Targeting: req.Targeting,
-		ActorID:   &subject.UserID,
+		Title:      req.Title,
+		Content:    req.Content,
+		Status:     req.Status,
+		NotifyMode: req.NotifyMode,
+		Targeting:  req.Targeting,
+		ActorID:    &subject.UserID,
 	}
 
 	if req.StartsAt != nil && *req.StartsAt > 0 {
@@ -157,11 +160,12 @@ func (h *AnnouncementHandler) Update(c *gin.Context) {
 	}
 
 	input := &service.UpdateAnnouncementInput{
-		Title:     req.Title,
-		Content:   req.Content,
-		Status:    req.Status,
-		Targeting: req.Targeting,
-		ActorID:   &subject.UserID,
+		Title:      req.Title,
+		Content:    req.Content,
+		Status:     req.Status,
+		NotifyMode: req.NotifyMode,
+		Targeting:  req.Targeting,
+		ActorID:    &subject.UserID,
 	}
 
 	if req.StartsAt != nil {
diff --git a/backend/internal/handler/dto/announcement.go b/backend/internal/handler/dto/announcement.go
index bc0db1b2..16650b8e 100644
--- a/backend/internal/handler/dto/announcement.go
+++ b/backend/internal/handler/dto/announcement.go
@@ -7,10 +7,11 @@ import (
 )
 
 type Announcement struct {
-	ID      int64  `json:"id"`
-	Title   string `json:"title"`
-	Content string `json:"content"`
-	Status  string `json:"status"`
+	ID         int64  `json:"id"`
+	Title      string `json:"title"`
+	Content    string `json:"content"`
+	Status     string `json:"status"`
+	NotifyMode string `json:"notify_mode"`
 
 	Targeting service.AnnouncementTargeting `json:"targeting"`
 
@@ -25,9 +26,10 @@ type Announcement struct {
 }
 
 type UserAnnouncement struct {
-	ID      int64  `json:"id"`
-	Title   string `json:"title"`
-	Content string `json:"content"`
+	ID         int64  `json:"id"`
+	Title      string `json:"title"`
+	Content    string `json:"content"`
+	NotifyMode string `json:"notify_mode"`
 
 	StartsAt *time.Time `json:"starts_at,omitempty"`
 	EndsAt   *time.Time `json:"ends_at,omitempty"`
@@ -43,17 +45,18 @@ func AnnouncementFromService(a *service.Announcement) *Announcement {
 		return nil
 	}
 	return &Announcement{
-		ID:        a.ID,
-		Title:     a.Title,
-		Content:   a.Content,
-		Status:    a.Status,
-		Targeting: a.Targeting,
-		StartsAt:  a.StartsAt,
-		EndsAt:    a.EndsAt,
-		CreatedBy: a.CreatedBy,
-		UpdatedBy: a.UpdatedBy,
-		CreatedAt: a.CreatedAt,
-		UpdatedAt: a.UpdatedAt,
+		ID:         a.ID,
+		Title:      a.Title,
+		Content:    a.Content,
+		Status:     a.Status,
+		NotifyMode: a.NotifyMode,
+		Targeting:  a.Targeting,
+		StartsAt:   a.StartsAt,
+		EndsAt:     a.EndsAt,
+		CreatedBy:  a.CreatedBy,
+		UpdatedBy:  a.UpdatedBy,
+		CreatedAt:  a.CreatedAt,
+		UpdatedAt:  a.UpdatedAt,
 	}
 }
 
@@ -62,13 +65,14 @@ func UserAnnouncementFromService(a *service.UserAnnouncement) *UserAnnouncement
 		return nil
 	}
 	return &UserAnnouncement{
-		ID:        a.Announcement.ID,
-		Title:     a.Announcement.Title,
-		Content:   a.Announcement.Content,
-		StartsAt:  a.Announcement.StartsAt,
-		EndsAt:    a.Announcement.EndsAt,
-		ReadAt:    a.ReadAt,
-		CreatedAt: a.Announcement.CreatedAt,
-		UpdatedAt: a.Announcement.UpdatedAt,
+		ID:         a.Announcement.ID,
+		Title:      a.Announcement.Title,
+		Content:    a.Announcement.Content,
+		NotifyMode: a.Announcement.NotifyMode,
+		StartsAt:   a.Announcement.StartsAt,
+		EndsAt:     a.Announcement.EndsAt,
+		ReadAt:     a.ReadAt,
+		CreatedAt:  a.Announcement.CreatedAt,
+		UpdatedAt:  a.Announcement.UpdatedAt,
 	}
 }
diff --git a/backend/internal/repository/announcement_repo.go b/backend/internal/repository/announcement_repo.go
index 52029e4e..53dc335f 100644
--- a/backend/internal/repository/announcement_repo.go
+++ b/backend/internal/repository/announcement_repo.go
@@ -24,6 +24,7 @@ func (r *announcementRepository) Create(ctx context.Context, a *service.Announce
 		SetTitle(a.Title).
 		SetContent(a.Content).
 		SetStatus(a.Status).
+		SetNotifyMode(a.NotifyMode).
 		SetTargeting(a.Targeting)
 
 	if a.StartsAt != nil {
@@ -64,6 +65,7 @@ func (r *announcementRepository) Update(ctx context.Context, a *service.Announce
 		SetTitle(a.Title).
 		SetContent(a.Content).
 		SetStatus(a.Status).
+		SetNotifyMode(a.NotifyMode).
 		SetTargeting(a.Targeting)
 
 	if a.StartsAt != nil {
@@ -169,17 +171,18 @@ func announcementEntityToService(m *dbent.Announcement) *service.Announcement {
 		return nil
 	}
 	return &service.Announcement{
-		ID:        m.ID,
-		Title:     m.Title,
-		Content:   m.Content,
-		Status:    m.Status,
-		Targeting: m.Targeting,
-		StartsAt:  m.StartsAt,
-		EndsAt:    m.EndsAt,
-		CreatedBy: m.CreatedBy,
-		UpdatedBy: m.UpdatedBy,
-		CreatedAt: m.CreatedAt,
-		UpdatedAt: m.UpdatedAt,
+		ID:         m.ID,
+		Title:      m.Title,
+		Content:    m.Content,
+		Status:     m.Status,
+		NotifyMode: m.NotifyMode,
+		Targeting:  m.Targeting,
+		StartsAt:   m.StartsAt,
+		EndsAt:     m.EndsAt,
+		CreatedBy:  m.CreatedBy,
+		UpdatedBy:  m.UpdatedBy,
+		CreatedAt:  m.CreatedAt,
+		UpdatedAt:  m.UpdatedAt,
 	}
 }
 
diff --git a/backend/internal/service/announcement.go b/backend/internal/service/announcement.go
index 2ba5af5d..25c66eb4 100644
--- a/backend/internal/service/announcement.go
+++ b/backend/internal/service/announcement.go
@@ -14,6 +14,11 @@ const (
 	AnnouncementStatusArchived = domain.AnnouncementStatusArchived
 )
 
+const (
+	AnnouncementNotifyModeSilent = domain.AnnouncementNotifyModeSilent
+	AnnouncementNotifyModePopup  = domain.AnnouncementNotifyModePopup
+)
+
 const (
 	AnnouncementConditionTypeSubscription = domain.AnnouncementConditionTypeSubscription
 	AnnouncementConditionTypeBalance      = domain.AnnouncementConditionTypeBalance
diff --git a/backend/internal/service/announcement_service.go b/backend/internal/service/announcement_service.go
index c2588e6c..c0a0681a 100644
--- a/backend/internal/service/announcement_service.go
+++ b/backend/internal/service/announcement_service.go
@@ -33,23 +33,25 @@ func NewAnnouncementService(
 }
 
 type CreateAnnouncementInput struct {
-	Title     string
-	Content   string
-	Status    string
-	Targeting AnnouncementTargeting
-	StartsAt  *time.Time
-	EndsAt    *time.Time
-	ActorID   *int64 // 管理员用户ID
+	Title      string
+	Content    string
+	Status     string
+	NotifyMode string
+	Targeting  AnnouncementTargeting
+	StartsAt   *time.Time
+	EndsAt     *time.Time
+	ActorID    *int64 // 管理员用户ID
 }
 
 type UpdateAnnouncementInput struct {
-	Title     *string
-	Content   *string
-	Status    *string
-	Targeting *AnnouncementTargeting
-	StartsAt  **time.Time
-	EndsAt    **time.Time
-	ActorID   *int64 // 管理员用户ID
+	Title      *string
+	Content    *string
+	Status     *string
+	NotifyMode *string
+	Targeting  *AnnouncementTargeting
+	StartsAt   **time.Time
+	EndsAt     **time.Time
+	ActorID    *int64 // 管理员用户ID
 }
 
 type UserAnnouncement struct {
@@ -93,6 +95,14 @@ func (s *AnnouncementService) Create(ctx context.Context, input *CreateAnnouncem
 		return nil, err
 	}
 
+	notifyMode := strings.TrimSpace(input.NotifyMode)
+	if notifyMode == "" {
+		notifyMode = AnnouncementNotifyModeSilent
+	}
+	if !isValidAnnouncementNotifyMode(notifyMode) {
+		return nil, fmt.Errorf("create announcement: invalid notify_mode")
+	}
+
 	if input.StartsAt != nil && input.EndsAt != nil {
 		if !input.StartsAt.Before(*input.EndsAt) {
 			return nil, fmt.Errorf("create announcement: starts_at must be before ends_at")
@@ -100,12 +110,13 @@ func (s *AnnouncementService) Create(ctx context.Context, input *CreateAnnouncem
 	}
 
 	a := &Announcement{
-		Title:     title,
-		Content:   content,
-		Status:    status,
-		Targeting: targeting,
-		StartsAt:  input.StartsAt,
-		EndsAt:    input.EndsAt,
+		Title:      title,
+		Content:    content,
+		Status:     status,
+		NotifyMode: notifyMode,
+		Targeting:  targeting,
+		StartsAt:   input.StartsAt,
+		EndsAt:     input.EndsAt,
 	}
 	if input.ActorID != nil && *input.ActorID > 0 {
 		a.CreatedBy = input.ActorID
@@ -150,6 +161,14 @@ func (s *AnnouncementService) Update(ctx context.Context, id int64, input *Updat
 		a.Status = status
 	}
 
+	if input.NotifyMode != nil {
+		notifyMode := strings.TrimSpace(*input.NotifyMode)
+		if !isValidAnnouncementNotifyMode(notifyMode) {
+			return nil, fmt.Errorf("update announcement: invalid notify_mode")
+		}
+		a.NotifyMode = notifyMode
+	}
+
 	if input.Targeting != nil {
 		targeting, err := domain.AnnouncementTargeting(*input.Targeting).NormalizeAndValidate()
 		if err != nil {
@@ -376,3 +395,12 @@ func isValidAnnouncementStatus(status string) bool {
 		return false
 	}
 }
+
+func isValidAnnouncementNotifyMode(mode string) bool {
+	switch mode {
+	case AnnouncementNotifyModeSilent, AnnouncementNotifyModePopup:
+		return true
+	default:
+		return false
+	}
+}
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index b831c9ff..4fc6a7c8 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1,9 +1,10 @@
 <script setup lang="ts">
 import { RouterView, useRouter, useRoute } from 'vue-router'
-import { onMounted, watch } from 'vue'
+import { onMounted, onBeforeUnmount, watch } from 'vue'
 import Toast from '@/components/common/Toast.vue'
 import NavigationProgress from '@/components/common/NavigationProgress.vue'
-import { useAppStore, useAuthStore, useSubscriptionStore } from '@/stores'
+import AnnouncementPopup from '@/components/common/AnnouncementPopup.vue'
+import { useAppStore, useAuthStore, useSubscriptionStore, useAnnouncementStore } from '@/stores'
 import { getSetupStatus } from '@/api/setup'
 
 const router = useRouter()
@@ -11,6 +12,7 @@ const route = useRoute()
 const appStore = useAppStore()
 const authStore = useAuthStore()
 const subscriptionStore = useSubscriptionStore()
+const announcementStore = useAnnouncementStore()
 
 /**
  * Update favicon dynamically
@@ -39,24 +41,55 @@ watch(
   { immediate: true }
 )
 
-// Watch for authentication state and manage subscription data
+// Watch for authentication state and manage subscription data + announcements
+function onVisibilityChange() {
+  if (document.visibilityState === 'visible' && authStore.isAuthenticated) {
+    announcementStore.fetchAnnouncements()
+  }
+}
+
 watch(
   () => authStore.isAuthenticated,
-  (isAuthenticated) => {
+  (isAuthenticated, oldValue) => {
     if (isAuthenticated) {
       // User logged in: preload subscriptions and start polling
       subscriptionStore.fetchActiveSubscriptions().catch((error) => {
         console.error('Failed to preload subscriptions:', error)
       })
       subscriptionStore.startPolling()
+
+      // Announcements: new login vs page refresh restore
+      if (oldValue === false) {
+        // New login: delay 3s then force fetch
+        setTimeout(() => announcementStore.fetchAnnouncements(true), 3000)
+      } else {
+        // Page refresh restore (oldValue was undefined)
+        announcementStore.fetchAnnouncements()
+      }
+
+      // Register visibility change listener
+      document.addEventListener('visibilitychange', onVisibilityChange)
     } else {
       // User logged out: clear data and stop polling
       subscriptionStore.clear()
+      announcementStore.reset()
+      document.removeEventListener('visibilitychange', onVisibilityChange)
     }
   },
   { immediate: true }
 )
 
+// Route change trigger (throttled by store)
+router.afterEach(() => {
+  if (authStore.isAuthenticated) {
+    announcementStore.fetchAnnouncements()
+  }
+})
+
+onBeforeUnmount(() => {
+  document.removeEventListener('visibilitychange', onVisibilityChange)
+})
+
 onMounted(async () => {
   // Check if setup is needed
   try {
@@ -78,4 +111,5 @@ onMounted(async () => {
   <NavigationProgress />
   <RouterView />
   <Toast />
+  <AnnouncementPopup />
 </template>
diff --git a/frontend/src/components/common/AnnouncementBell.vue b/frontend/src/components/common/AnnouncementBell.vue
index 9d00f9be..cfbd62a0 100644
--- a/frontend/src/components/common/AnnouncementBell.vue
+++ b/frontend/src/components/common/AnnouncementBell.vue
@@ -314,16 +314,18 @@
 <script setup lang="ts">
 import { ref, computed, onMounted, onBeforeUnmount, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
+import { storeToRefs } from 'pinia'
 import { marked } from 'marked'
 import DOMPurify from 'dompurify'
-import { announcementsAPI } from '@/api'
 import { useAppStore } from '@/stores/app'
+import { useAnnouncementStore } from '@/stores/announcements'
 import { formatRelativeTime, formatRelativeWithDateTime } from '@/utils/format'
 import type { UserAnnouncement } from '@/types'
 import Icon from '@/components/icons/Icon.vue'
 
 const { t } = useI18n()
 const appStore = useAppStore()
+const announcementStore = useAnnouncementStore()
 
 // Configure marked
 marked.setOptions({
@@ -331,17 +333,14 @@ marked.setOptions({
   gfm: true,
 })
 
-// State
-const announcements = ref<UserAnnouncement[]>([])
+// Use store state (storeToRefs for reactivity)
+const { announcements, loading } = storeToRefs(announcementStore)
+const unreadCount = computed(() => announcementStore.unreadCount)
+
+// Local modal state
 const isModalOpen = ref(false)
 const detailModalOpen = ref(false)
 const selectedAnnouncement = ref<UserAnnouncement | null>(null)
-const loading = ref(false)
-
-// Computed
-const unreadCount = computed(() =>
-  announcements.value.filter((a) => !a.read_at).length
-)
 
 // Methods
 function renderMarkdown(content: string): string {
@@ -350,24 +349,8 @@ function renderMarkdown(content: string): string {
   return DOMPurify.sanitize(html)
 }
 
-async function loadAnnouncements() {
-  try {
-    loading.value = true
-    const allAnnouncements = await announcementsAPI.list(false)
-    announcements.value = allAnnouncements.slice(0, 20)
-  } catch (err: any) {
-    console.error('Failed to load announcements:', err)
-    appStore.showError(err?.message || t('common.unknownError'))
-  } finally {
-    loading.value = false
-  }
-}
-
 function openModal() {
   isModalOpen.value = true
-  if (announcements.value.length === 0) {
-    loadAnnouncements()
-  }
 }
 
 function closeModal() {
@@ -389,14 +372,7 @@ function closeDetail() {
 
 async function markAsRead(id: number) {
   try {
-    await announcementsAPI.markRead(id)
-    const announcement = announcements.value.find((a) => a.id === id)
-    if (announcement) {
-      announcement.read_at = new Date().toISOString()
-    }
-    if (selectedAnnouncement.value?.id === id) {
-      selectedAnnouncement.value.read_at = new Date().toISOString()
-    }
+    await announcementStore.markAsRead(id)
   } catch (err: any) {
     appStore.showError(err?.message || t('common.unknownError'))
   }
@@ -410,19 +386,10 @@ async function markAsReadAndClose(id: number) {
 
 async function markAllAsRead() {
   try {
-    loading.value = true
-    const unreadAnnouncements = announcements.value.filter((a) => !a.read_at)
-    await Promise.all(unreadAnnouncements.map((a) => announcementsAPI.markRead(a.id)))
-    announcements.value.forEach((a) => {
-      if (!a.read_at) {
-        a.read_at = new Date().toISOString()
-      }
-    })
+    await announcementStore.markAllAsRead()
     appStore.showSuccess(t('announcements.allMarkedAsRead'))
   } catch (err: any) {
     appStore.showError(err?.message || t('common.unknownError'))
-  } finally {
-    loading.value = false
   }
 }
 
@@ -438,22 +405,19 @@ function handleEscape(e: KeyboardEvent) {
 
 onMounted(() => {
   document.addEventListener('keydown', handleEscape)
-  loadAnnouncements()
 })
 
 onBeforeUnmount(() => {
   document.removeEventListener('keydown', handleEscape)
-  // Restore body overflow in case component is unmounted while modals are open
   document.body.style.overflow = ''
 })
 
-watch([isModalOpen, detailModalOpen], ([modal, detail]) => {
-  if (modal || detail) {
-    document.body.style.overflow = 'hidden'
-  } else {
-    document.body.style.overflow = ''
+watch(
+  [isModalOpen, detailModalOpen, () => announcementStore.currentPopup],
+  ([modal, detail, popup]) => {
+    document.body.style.overflow = (modal || detail || popup) ? 'hidden' : ''
   }
-})
+)
 </script>
 
 <style scoped>
diff --git a/frontend/src/components/common/AnnouncementPopup.vue b/frontend/src/components/common/AnnouncementPopup.vue
new file mode 100644
index 00000000..e26d9ee3
--- /dev/null
+++ b/frontend/src/components/common/AnnouncementPopup.vue
@@ -0,0 +1,165 @@
+<template>
+  <Teleport to="body">
+    <Transition name="popup-fade">
+      <div
+        v-if="announcementStore.currentPopup"
+        class="fixed inset-0 z-[120] flex items-start justify-center overflow-y-auto bg-gradient-to-br from-black/70 via-black/60 to-black/70 p-4 pt-[8vh] backdrop-blur-md"
+      >
+        <div
+          class="w-full max-w-[680px] overflow-hidden rounded-3xl bg-white shadow-2xl ring-1 ring-black/5 dark:bg-dark-800 dark:ring-white/10"
+          @click.stop
+        >
+          <!-- Header with warm gradient -->
+          <div class="relative overflow-hidden border-b border-amber-100/80 bg-gradient-to-br from-amber-50/80 via-orange-50/50 to-yellow-50/30 px-8 py-6 dark:border-dark-700/50 dark:from-amber-900/20 dark:via-orange-900/10 dark:to-yellow-900/5">
+            <!-- Decorative background -->
+            <div class="absolute right-0 top-0 h-full w-64 bg-gradient-to-l from-orange-100/30 to-transparent dark:from-orange-900/20"></div>
+            <div class="absolute -right-8 -top-8 h-32 w-32 rounded-full bg-gradient-to-br from-amber-400/20 to-orange-500/20 blur-3xl"></div>
+            <div class="absolute -left-4 -bottom-4 h-24 w-24 rounded-full bg-gradient-to-tr from-yellow-400/20 to-amber-500/20 blur-2xl"></div>
+
+            <div class="relative z-10">
+              <!-- Icon and badge -->
+              <div class="mb-3 flex items-center gap-2">
+                <div class="flex h-10 w-10 items-center justify-center rounded-xl bg-gradient-to-br from-amber-500 to-orange-600 text-white shadow-lg shadow-amber-500/30">
+                  <svg class="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 11-6 0v-1m6 0H9" />
+                  </svg>
+                </div>
+                <span class="inline-flex items-center gap-1.5 rounded-lg bg-gradient-to-r from-amber-500 to-orange-600 px-2.5 py-1 text-xs font-medium text-white shadow-lg shadow-amber-500/30">
+                  <span class="relative flex h-2 w-2">
+                    <span class="absolute inline-flex h-full w-full animate-ping rounded-full bg-white opacity-75"></span>
+                    <span class="relative inline-flex h-2 w-2 rounded-full bg-white"></span>
+                  </span>
+                  {{ t('announcements.unread') }}
+                </span>
+              </div>
+
+              <!-- Title -->
+              <h2 class="mb-2 text-2xl font-bold leading-tight text-gray-900 dark:text-white">
+                {{ announcementStore.currentPopup.title }}
+              </h2>
+
+              <!-- Time -->
+              <div class="flex items-center gap-1.5 text-sm text-gray-600 dark:text-gray-400">
+                <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+                  <path stroke-linecap="round" stroke-linejoin="round" d="M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z" />
+                </svg>
+                <time>{{ formatRelativeWithDateTime(announcementStore.currentPopup.created_at) }}</time>
+              </div>
+            </div>
+          </div>
+
+          <!-- Body -->
+          <div class="max-h-[50vh] overflow-y-auto bg-white px-8 py-8 dark:bg-dark-800">
+            <div class="relative">
+              <div class="absolute left-0 top-0 bottom-0 w-1 rounded-full bg-gradient-to-b from-amber-500 via-orange-500 to-yellow-500"></div>
+              <div class="pl-6">
+                <div
+                  class="markdown-body prose prose-sm max-w-none dark:prose-invert"
+                  v-html="renderedContent"
+                ></div>
+              </div>
+            </div>
+          </div>
+
+          <!-- Footer -->
+          <div class="border-t border-gray-100 bg-gray-50/50 px-8 py-5 dark:border-dark-700 dark:bg-dark-900/30">
+            <div class="flex items-center justify-end">
+              <button
+                @click="handleDismiss"
+                class="rounded-xl bg-gradient-to-r from-amber-500 to-orange-600 px-6 py-2.5 text-sm font-medium text-white shadow-lg shadow-amber-500/30 transition-all hover:shadow-xl hover:scale-105"
+              >
+                <span class="flex items-center gap-2">
+                  <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
+                  </svg>
+                  {{ t('announcements.markRead') }}
+                </span>
+              </button>
+            </div>
+          </div>
+        </div>
+      </div>
+    </Transition>
+  </Teleport>
+</template>
+
+<script setup lang="ts">
+import { computed, watch } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { marked } from 'marked'
+import DOMPurify from 'dompurify'
+import { useAnnouncementStore } from '@/stores/announcements'
+import { formatRelativeWithDateTime } from '@/utils/format'
+
+const { t } = useI18n()
+const announcementStore = useAnnouncementStore()
+
+marked.setOptions({
+  breaks: true,
+  gfm: true,
+})
+
+const renderedContent = computed(() => {
+  const content = announcementStore.currentPopup?.content
+  if (!content) return ''
+  const html = marked.parse(content) as string
+  return DOMPurify.sanitize(html)
+})
+
+function handleDismiss() {
+  announcementStore.dismissPopup()
+}
+
+// Manage body overflow — only set, never unset (bell component handles restore)
+watch(
+  () => announcementStore.currentPopup,
+  (popup) => {
+    if (popup) {
+      document.body.style.overflow = 'hidden'
+    }
+  }
+)
+</script>
+
+<style scoped>
+.popup-fade-enter-active {
+  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
+}
+
+.popup-fade-leave-active {
+  transition: all 0.2s cubic-bezier(0.4, 0, 1, 1);
+}
+
+.popup-fade-enter-from,
+.popup-fade-leave-to {
+  opacity: 0;
+}
+
+.popup-fade-enter-from > div {
+  transform: scale(0.94) translateY(-12px);
+  opacity: 0;
+}
+
+.popup-fade-leave-to > div {
+  transform: scale(0.96) translateY(-8px);
+  opacity: 0;
+}
+
+/* Scrollbar Styling */
+.overflow-y-auto::-webkit-scrollbar {
+  width: 8px;
+}
+
+.overflow-y-auto::-webkit-scrollbar-track {
+  background: transparent;
+}
+
+.overflow-y-auto::-webkit-scrollbar-thumb {
+  background: linear-gradient(to bottom, #cbd5e1, #94a3b8);
+  border-radius: 4px;
+}
+
+.dark .overflow-y-auto::-webkit-scrollbar-thumb {
+  background: linear-gradient(to bottom, #4b5563, #374151);
+}
+</style>
diff --git a/frontend/src/i18n/locales/en.ts b/frontend/src/i18n/locales/en.ts
index 87d8d816..71b2be82 100644
--- a/frontend/src/i18n/locales/en.ts
+++ b/frontend/src/i18n/locales/en.ts
@@ -2704,6 +2704,7 @@ export default {
       columns: {
         title: 'Title',
         status: 'Status',
+        notifyMode: 'Notify Mode',
         targeting: 'Targeting',
         timeRange: 'Schedule',
         createdAt: 'Created At',
@@ -2714,10 +2715,16 @@ export default {
         active: 'Active',
         archived: 'Archived'
       },
+      notifyModeLabels: {
+        silent: 'Silent',
+        popup: 'Popup'
+      },
       form: {
         title: 'Title',
         content: 'Content (Markdown supported)',
         status: 'Status',
+        notifyMode: 'Notify Mode',
+        notifyModeHint: 'Popup mode will show a popup notification to users',
         startsAt: 'Starts At',
         endsAt: 'Ends At',
         startsAtHint: 'Leave empty to start immediately',
diff --git a/frontend/src/i18n/locales/zh.ts b/frontend/src/i18n/locales/zh.ts
index e21819f6..331a43e8 100644
--- a/frontend/src/i18n/locales/zh.ts
+++ b/frontend/src/i18n/locales/zh.ts
@@ -2872,6 +2872,7 @@ export default {
       columns: {
         title: '标题',
         status: '状态',
+        notifyMode: '通知方式',
         targeting: '展示条件',
         timeRange: '有效期',
         createdAt: '创建时间',
@@ -2882,10 +2883,16 @@ export default {
         active: '展示中',
         archived: '已归档'
       },
+      notifyModeLabels: {
+        silent: '静默',
+        popup: '弹窗'
+      },
       form: {
         title: '标题',
         content: '内容（支持 Markdown）',
         status: '状态',
+        notifyMode: '通知方式',
+        notifyModeHint: '弹窗模式会自动弹出通知给用户',
         startsAt: '开始时间',
         endsAt: '结束时间',
         startsAtHint: '留空表示立即生效',
diff --git a/frontend/src/stores/announcements.ts b/frontend/src/stores/announcements.ts
new file mode 100644
index 00000000..6f636d93
--- /dev/null
+++ b/frontend/src/stores/announcements.ts
@@ -0,0 +1,143 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import { announcementsAPI } from '@/api'
+import type { UserAnnouncement } from '@/types'
+
+const THROTTLE_MS = 20 * 60 * 1000 // 20 minutes
+
+export const useAnnouncementStore = defineStore('announcements', () => {
+  // State
+  const announcements = ref<UserAnnouncement[]>([])
+  const loading = ref(false)
+  const lastFetchTime = ref(0)
+  const popupQueue = ref<UserAnnouncement[]>([])
+  const currentPopup = ref<UserAnnouncement | null>(null)
+
+  // Session-scoped dedup set — not reactive, used as plain lookup only
+  let shownPopupIds = new Set<number>()
+
+  // Getters
+  const unreadCount = computed(() =>
+    announcements.value.filter((a) => !a.read_at).length
+  )
+
+  // Actions
+  async function fetchAnnouncements(force = false) {
+    const now = Date.now()
+    if (!force && lastFetchTime.value > 0 && now - lastFetchTime.value < THROTTLE_MS) {
+      return
+    }
+
+    // Set immediately to prevent concurrent duplicate requests
+    lastFetchTime.value = now
+
+    try {
+      loading.value = true
+      const all = await announcementsAPI.list(false)
+      announcements.value = all.slice(0, 20)
+      enqueueNewPopups()
+    } catch (err: any) {
+      // Revert throttle timestamp on failure so retry is allowed
+      lastFetchTime.value = 0
+      console.error('Failed to fetch announcements:', err)
+    } finally {
+      loading.value = false
+    }
+  }
+
+  function enqueueNewPopups() {
+    const newPopups = announcements.value.filter(
+      (a) => a.notify_mode === 'popup' && !a.read_at && !shownPopupIds.has(a.id)
+    )
+    if (newPopups.length === 0) return
+
+    for (const p of newPopups) {
+      if (!popupQueue.value.some((q) => q.id === p.id)) {
+        popupQueue.value.push(p)
+      }
+    }
+
+    if (!currentPopup.value) {
+      showNextPopup()
+    }
+  }
+
+  function showNextPopup() {
+    if (popupQueue.value.length === 0) {
+      currentPopup.value = null
+      return
+    }
+    currentPopup.value = popupQueue.value.shift()!
+    shownPopupIds.add(currentPopup.value.id)
+  }
+
+  async function dismissPopup() {
+    if (!currentPopup.value) return
+    const id = currentPopup.value.id
+    currentPopup.value = null
+
+    // Mark as read (fire-and-forget, UI already updated)
+    markAsRead(id)
+
+    // Show next popup after a short delay
+    if (popupQueue.value.length > 0) {
+      setTimeout(() => showNextPopup(), 300)
+    }
+  }
+
+  async function markAsRead(id: number) {
+    try {
+      await announcementsAPI.markRead(id)
+      const ann = announcements.value.find((a) => a.id === id)
+      if (ann) {
+        ann.read_at = new Date().toISOString()
+      }
+    } catch (err: any) {
+      console.error('Failed to mark announcement as read:', err)
+    }
+  }
+
+  async function markAllAsRead() {
+    const unread = announcements.value.filter((a) => !a.read_at)
+    if (unread.length === 0) return
+
+    try {
+      loading.value = true
+      await Promise.all(unread.map((a) => announcementsAPI.markRead(a.id)))
+      announcements.value.forEach((a) => {
+        if (!a.read_at) {
+          a.read_at = new Date().toISOString()
+        }
+      })
+    } catch (err: any) {
+      console.error('Failed to mark all as read:', err)
+      throw err
+    } finally {
+      loading.value = false
+    }
+  }
+
+  function reset() {
+    announcements.value = []
+    lastFetchTime.value = 0
+    shownPopupIds = new Set()
+    popupQueue.value = []
+    currentPopup.value = null
+    loading.value = false
+  }
+
+  return {
+    // State
+    announcements,
+    loading,
+    currentPopup,
+    // Getters
+    unreadCount,
+    // Actions
+    fetchAnnouncements,
+    dismissPopup,
+    markAsRead,
+    markAllAsRead,
+    reset,
+  }
+})
diff --git a/frontend/src/stores/index.ts b/frontend/src/stores/index.ts
index 05c18e7e..5f51807c 100644
--- a/frontend/src/stores/index.ts
+++ b/frontend/src/stores/index.ts
@@ -8,6 +8,7 @@ export { useAppStore } from './app'
 export { useAdminSettingsStore } from './adminSettings'
 export { useSubscriptionStore } from './subscriptions'
 export { useOnboardingStore } from './onboarding'
+export { useAnnouncementStore } from './announcements'
 
 // Re-export types for convenience
 export type { User, LoginRequest, RegisterRequest, AuthResponse } from '@/types'
diff --git a/frontend/src/types/index.ts b/frontend/src/types/index.ts
index d6b91463..18075643 100644
--- a/frontend/src/types/index.ts
+++ b/frontend/src/types/index.ts
@@ -155,6 +155,7 @@ export interface UpdateSubscriptionRequest {
 // ==================== Announcement Types ====================
 
 export type AnnouncementStatus = 'draft' | 'active' | 'archived'
+export type AnnouncementNotifyMode = 'silent' | 'popup'
 
 export type AnnouncementConditionType = 'subscription' | 'balance'
 
@@ -180,6 +181,7 @@ export interface Announcement {
   title: string
   content: string
   status: AnnouncementStatus
+  notify_mode: AnnouncementNotifyMode
   targeting: AnnouncementTargeting
   starts_at?: string
   ends_at?: string
@@ -193,6 +195,7 @@ export interface UserAnnouncement {
   id: number
   title: string
   content: string
+  notify_mode: AnnouncementNotifyMode
   starts_at?: string
   ends_at?: string
   read_at?: string
@@ -204,6 +207,7 @@ export interface CreateAnnouncementRequest {
   title: string
   content: string
   status?: AnnouncementStatus
+  notify_mode?: AnnouncementNotifyMode
   targeting: AnnouncementTargeting
   starts_at?: number
   ends_at?: number
@@ -213,6 +217,7 @@ export interface UpdateAnnouncementRequest {
   title?: string
   content?: string
   status?: AnnouncementStatus
+  notify_mode?: AnnouncementNotifyMode
   targeting?: AnnouncementTargeting
   starts_at?: number
   ends_at?: number
diff --git a/frontend/src/views/admin/AnnouncementsView.vue b/frontend/src/views/admin/AnnouncementsView.vue
index 08d7b871..1c716807 100644
--- a/frontend/src/views/admin/AnnouncementsView.vue
+++ b/frontend/src/views/admin/AnnouncementsView.vue
@@ -68,6 +68,19 @@
             </span>
           </template>
 
+          <template #cell-notifyMode="{ row }">
+            <span
+              :class="[
+                'badge',
+                row.notify_mode === 'popup'
+                  ? 'badge-warning'
+                  : 'badge-gray'
+              ]"
+            >
+              {{ row.notify_mode === 'popup' ? t('admin.announcements.notifyModeLabels.popup') : t('admin.announcements.notifyModeLabels.silent') }}
+            </span>
+          </template>
+
           <template #cell-targeting="{ row }">
             <span class="text-sm text-gray-600 dark:text-gray-300">
               {{ targetingSummary(row.targeting) }}
@@ -163,7 +176,11 @@
             <label class="input-label">{{ t('admin.announcements.form.status') }}</label>
             <Select v-model="form.status" :options="statusOptions" />
           </div>
-          <div></div>
+          <div>
+            <label class="input-label">{{ t('admin.announcements.form.notifyMode') }}</label>
+            <Select v-model="form.notify_mode" :options="notifyModeOptions" />
+            <p class="input-hint">{{ t('admin.announcements.form.notifyModeHint') }}</p>
+          </div>
         </div>
 
         <div class="grid grid-cols-1 gap-4 md:grid-cols-2">
@@ -271,9 +288,15 @@ const statusOptions = computed(() => [
   { value: 'archived', label: t('admin.announcements.statusLabels.archived') }
 ])
 
+const notifyModeOptions = computed(() => [
+  { value: 'silent', label: t('admin.announcements.notifyModeLabels.silent') },
+  { value: 'popup', label: t('admin.announcements.notifyModeLabels.popup') }
+])
+
 const columns = computed<Column[]>(() => [
   { key: 'title', label: t('admin.announcements.columns.title') },
   { key: 'status', label: t('admin.announcements.columns.status') },
+  { key: 'notifyMode', label: t('admin.announcements.columns.notifyMode') },
   { key: 'targeting', label: t('admin.announcements.columns.targeting') },
   { key: 'timeRange', label: t('admin.announcements.columns.timeRange') },
   { key: 'createdAt', label: t('admin.announcements.columns.createdAt') },
@@ -357,6 +380,7 @@ const form = reactive({
   title: '',
   content: '',
   status: 'draft',
+  notify_mode: 'silent',
   starts_at_str: '',
   ends_at_str: '',
   targeting: { any_of: [] } as AnnouncementTargeting
@@ -378,6 +402,7 @@ function resetForm() {
   form.title = ''
   form.content = ''
   form.status = 'draft'
+  form.notify_mode = 'silent'
   form.starts_at_str = ''
   form.ends_at_str = ''
   form.targeting = { any_of: [] }
@@ -387,6 +412,7 @@ function fillFormFromAnnouncement(a: Announcement) {
   form.title = a.title
   form.content = a.content
   form.status = a.status
+  form.notify_mode = a.notify_mode || 'silent'
 
   // Backend returns RFC3339 strings
   form.starts_at_str = a.starts_at ? formatDateTimeLocalInput(Math.floor(new Date(a.starts_at).getTime() / 1000)) : ''
@@ -420,6 +446,7 @@ function buildCreatePayload() {
     title: form.title,
     content: form.content,
     status: form.status as any,
+    notify_mode: form.notify_mode as any,
     targeting: form.targeting,
     starts_at: startsAt ?? undefined,
     ends_at: endsAt ?? undefined
@@ -432,6 +459,7 @@ function buildUpdatePayload(original: Announcement) {
   if (form.title !== original.title) payload.title = form.title
   if (form.content !== original.content) payload.content = form.content
   if (form.status !== original.status) payload.status = form.status
+  if (form.notify_mode !== (original.notify_mode || 'silent')) payload.notify_mode = form.notify_mode
 
   // starts_at / ends_at: distinguish unchanged vs clear(0) vs set
   const originalStarts = original.starts_at ? Math.floor(new Date(original.starts_at).getTime() / 1000) : null