1. open the QQ music my page and click on the three horizontal lines in the upper right corner for more options.

2. Click the Personalized Dressing Center on more pages.

3. Click my on the theme page.

4. click on my theme page and select a custom background.

5. Click and select the background picture on the custom background page.

6. Select a picture in the photo album and click OK.

7. Select the theme color, adjust the transparency and ambiguity, and click on the top right corner to finish.