How to translate Huawei's mobile phone in the mirror?

How to translate Huawei's mobile phone photos?

1, open the photo you want to turn pages in the gallery;

2. Click on the three points in the lower right corner to learn more;

3. Select more edits and open them in the gallery;

4. Click the flip sign as shown in the figure, and then save it.

Click here, and what is circled in yellow is mirror flip.