WeChat Payment QR Code Profile Picture Differs from Your WeChat Profile Picture

Open “WeChat Payment Assistant” in WeChat
Tap “Mini Ledger” at the bottom
Tap the profile picture and display name at the top
On the merchant information page, change the merchant profile picture, name, etc., then save
The profile picture and name shown when someone scans your WeChat payment QR code will now stay fixed
Changing your WeChat display name or profile picture will no longer affect your payment QR code
If you want to change the profile picture and display name shown on your payment QR code
You’ll still need to do so in WeChat Payment Assistant