You can quickly add it through Meitu XiuXiu. The operation method is similar on mobile phones and computers. Take the modification on the computer as an example.

1. Use the MeituXiuXiu web version on your computer.

2. In Meitu XiuXiu, open the picture to be processed.

3. Click "Accessories"--"Import Accessories".

4. After finding the WeChat avatar, open the import and adjust the size and position.

5. Click "Text"--enter "static text"--click "Apply Text".

6. Adjust font size, color, position and other information.

7. Click "Open Image" in the upper left corner and select "Save" in the pop-up interface.

8. Click "Save Image" on the new page that jumps to save it to your computer.