BYD Yuan needs to download a car version of QQ Music to play songs with QQ Music.

1. Click Settings-Automatically enter the playback page, start playing music after booting, etc. All four items are enabled.

2. Speed ??mode-whitelist-click QQ Music.

3. Utility tools - disable self-starting - push QQ Music over.

4. Click on the cart in the lower left corner - click on Dipilot - click on application management - click on application.

5. Find QQ Music and click on it - scroll down and there will be one that appears on other applications - open the floating window.