Mobile phone model: Xiaomi 1 1, other mobile phones are also acceptable.
Tik Tok version: 2 1.6.0
1. Open the phone Tik Tok, and click the "+"in the middle of the bottom.
2. Click "Album" near the lower right corner.
3. Click "Multi-choice" in the lower left corner, and then select the photos (pictures) to upload in turn according to the requirements.
4. Click "Next" in the lower right corner
5. Click on the music section, select the desired background music, and click Next to publish the atlas with background music.
Personal experience+tips
It is not difficult to send the atlas. If we want the pictures to be displayed in a certain order, we should also click on the pictures in order when selecting them.