2. Click on more information.
3. Click on the personalized signature.
4. Enter a copy and click Save.
5. Go back to your circle of friends page and you will see the following copy.
6. Click "Friends Circle" on the WeChat "Discovery" page.
7. After entering, click "Friends Circle Background Map" and select "Change Album Cover" command.
8. Enter the "Change Album Cover" page and click "Select from Mobile Album".
9. After entering, select a picture you want to change and click it.