1. First, open the desktop of Huawei mobile phone and click "Sports Health".
2. Enter the home page of sports health, and click "Equipment" to select the connected Huawei watch.
3. Then click "Music Add and Manage" below.
4. Then in the open music interface, click "Music Management".
5. Then in the music list interface, click "Add Music" at the bottom left.
6. Add the music interface and select the song to add.
7. At this time, it shows that the watch is adding music, and the transmission is complete. Huawei Watch has successfully added music.