Tools/materials: Apple 12, ios 15. 1, WeChat 8.0. 16.

1. Open WeChat, enter WeChat, and click me.

2. Under My Options, click Personal Information.

3. On the Personal Information page, click to enter more information.

4. In more pages, click Personalized Signature.

5. On the personalized signature page, enter the signature to be set, and click the Finish button in the upper right corner.

6. In this way, the personalized signature is set, as shown in the figure below.