If you want your Huawei phone to automatically play music after plugging in the headphones, you need to open Huawei "Music" in advance, select a song to play, and then click the pause button. At this time, the song will automatically play after plugging in the headphones. To create a piece of music, the specific steps are as follows:

Required materials: Huawei mobile phone, Huawei Music.

1. First, open the Huawei “Music” app on your Huawei phone, and then click “My”.

2. Select a playlist from the list shown below.

3. Click on one of the songs to play.

4. The playback page will open. Click the "Pause" button directly below. After the phone detects that the headphones are plugged in, it will automatically play the songs in this list.