1. Open the Tik Tok APP and press and hold to save the video and favorite music to the album.
2. Open the downloaded mp3 converter, click the "+"sign below, click "Import from Album", select the video saved from Tik Tok, and click Add.
3. Click on the video to switch to the default mode (mp3).
4. Click the video again and select "Open in … application".
5. Click "Save to File", select my iPhone-"Library Band", and click Add.
6. Open the downloaded library tape, select the recorder, and click the third button in the upper left corner.
7. Click the second button in the upper right corner, hold down the file and drag it to the music track.
8. Click the inverted triangle icon "My Music" in the upper left corner, press and hold the file, and select Share.
9. Select "ringtone" and click on the top right corner to export.
10. In the setup, the sound is used as the standard ringtone.