(Mobile phone model: Yijia 1 1, software and version number: WeChat 8.0.3 1)
1. Open the WeChat APP, enter the main page of WeChat, click "I", and then click your avatar to enter.
2. After entering the new page, click more information.
3. Click on the personalized signature to enter.
4. After entering the first line of signature, click the line feed key on the keyboard.
5. After entering the second line, click Finish.