How does a mobile phone fuse two photos into one photo?

1. First, open the photo album option on the mobile phone desktop, as shown in the figure below.

2. After opening the album page, select and click the "Atlas" option, as shown in the figure below.

3. On the Atlas page, select the "Photo" option.

4. After entering the photo page, click "Edit" in the upper right corner of the page, as shown below.

5. Then select and click the two pictures you want to combine, and then click the "mosaic" option at the bottom of the page.

6. The last two photos can be combined into one.