Wechat personalized signature can only write 30 words, which is the limit set by the WeChat team when developing the program, so it cannot be increased.

Check your input method. You can enter the input method and reset it.

1. Change it in the settings first. If it is not successful, enter the application management, click on WeChat, and then select Clear Cache. In addition, the new personalized signature contains characters that are not allowed to be entered by the system and characters that will be blocked.

2. As long as there is no delay in the network, the last one is displayed directly, but you can also see the previous one, but you need personal information.

You can find a place with better signal, try to change it several times or just wait.

View WeChat personalized signature method:

1. Open WeChat, enter the "Me" page, and click on the avatar.

2. You can see the personalized signature at the bottom of the personal information page. Click to set it.

3. Remember to click "Save" on the top right after setting.

4. Then we return to the main interface of WeChat, click "Discover" and select "Friends Circle".

5. Click on your avatar.

6. Finally, you can see the personalized signature on the personal photo album page.