First open QQ Music, click on the three horizontal lines in the upper right corner of the software page to enter the software settings page.

Select sound effect settings on the settings page. You can see various popular sound effects. Select DJ sound effects and click to turn off the "Turn on flash" function to turn off QQ Music's rhythm flash. Rhythm flash:

Rhythm flash is a special sound effect of QQ Music. When playing music, the flash or prompt light of the mobile phone flashes with the rhythm, thus improving the visual effect of music playback.

However, at night or on special occasions, the flash may affect other people or interfere with your own rest. You can turn off the rhythm flash function as needed.