diff --git a/frontend/src/components/payment/PaymentQRDialog.vue b/frontend/src/components/payment/PaymentQRDialog.vue
index 670c1cc5..c21ef029 100644
--- a/frontend/src/components/payment/PaymentQRDialog.vue
+++ b/frontend/src/components/payment/PaymentQRDialog.vue
@@ -154,7 +154,7 @@ async function renderQR() {
   await QRCode.toCanvas(qrCanvas.value, qrUrl.value, {
     width: 220,
     margin: 2,
-    errorCorrectionLevel: logoSrc ? 'H' : 'M',
+    errorCorrectionLevel: logoSrc ? 'M' : 'L',
   })
   if (!logoSrc) return
   const canvas = qrCanvas.value
diff --git a/frontend/src/components/payment/PaymentStatusPanel.vue b/frontend/src/components/payment/PaymentStatusPanel.vue
index 087b3dcf..01269f64 100644
--- a/frontend/src/components/payment/PaymentStatusPanel.vue
+++ b/frontend/src/components/payment/PaymentStatusPanel.vue
@@ -199,7 +199,7 @@ async function renderQR() {
   if (!qrCanvas.value || !qrUrl.value) return
   await QRCode.toCanvas(qrCanvas.value, qrUrl.value, {
     width: 220, margin: 2,
-    errorCorrectionLevel: 'H',
+    errorCorrectionLevel: 'M',
   })
 }
 
diff --git a/frontend/src/views/user/PaymentQRCodeView.vue b/frontend/src/views/user/PaymentQRCodeView.vue
index 50173a1a..0965947a 100644
--- a/frontend/src/views/user/PaymentQRCodeView.vue
+++ b/frontend/src/views/user/PaymentQRCodeView.vue
@@ -94,12 +94,12 @@ async function renderQR() {
   await nextTick()
   if (!qrCanvas.value || !qrUrl.value) return
 
-  // Use high error correction to support logo overlay
+  // Use medium error correction to support logo overlay while keeping QR code scannable
   const logoSrc = getLogoForType()
   await QRCode.toCanvas(qrCanvas.value, qrUrl.value, {
     width: 256,
     margin: 2,
-    errorCorrectionLevel: logoSrc ? 'H' : 'M',
+    errorCorrectionLevel: logoSrc ? 'M' : 'L',
   })
 
   if (!logoSrc) return