This situation may be that your WeChat personalized signature was not saved successfully. Just click Save and your personalized signature will be displayed.

Open the mobile phone WeChat and choose me.

2. In my page, click the right arrow next to the avatar.

3. Go to the Personal Information page and click More Information.

4. After entering the details page, select personalized signature.

5. In the personalized signature interface, enter the text content of your personalized signature.

6. After entering the personalized signature, click Save in the upper right corner.

7. In this way, after setting, your personalized signature content will be displayed under your WeChat circle of friends.

The above is how the personalized signature of WeChat is displayed in the circle of friends.