How to add a real face to an animated GIF expression?

The specific operation steps are as follows:

First, start the WeChat APP. In my personal center interface, click on the top to shoot a video.

Second, in the new page, click the bottom middle to shoot a video.

Third, then shoot a dynamic video. You can see some gadgets at the bottom. Click the t icon and smiling face first. You can also add music beside it.

When you enter a good word, you can choose the color of the word at the bottom, and then click Finish.

5. After adding all the words and phrases, click this to edit and publish.