2. Click the small arrow to the right of the avatar and ID.

3. Click more small arrows on the right.

4. Click on the small arrow to the right of the personalized signature (not filled in), enter the personalized signature you want, and click on the top right corner to finish.

Extended data:

After completing the above settings, if the personalized signature still cannot be displayed, you need to enter application management, click WeChat, and then select Clear Cache. In addition, the new personality signature contains characters that are not allowed to be entered by the system, and will be blocked, so the personality signature cannot be updated, and the old one is always displayed!