Tools/raw materials: OPPO R15x, ColorOS 7.1, QQ 8.7.5

1. Open QQ on the homepage and click the avatar directly.

2. Enter the menu interface and click on Personalized Signature directly.

3. Delete the personalized signature content.

4. Then click Publish directly.

5. Click Clear Signature in the warm reminder.

6. The closing is successful, so the personalized signature is closed successfully.