1. Open the Kugou Music app. Search or select the music or MV you want to play. Click play to enter the play page.

2. On the playback page, find and click the "..." icon on the right side of the screen (usually indicating more options).

3. In the pop-up menu, find and click the screencast icon.

4. Make sure your mobile phone and TV are connected to the same Wi-Fi network.

5. In the pop-up device list, select the TV device you have connected.

6. If your TV does not appear in the list immediately, please make sure that the TV's screencasting function is turned on and that the screencasting connection between the TV and the mobile phone is allowed.

The above is the relevant content about how to cast the screen on Kugou to TV. I hope it will be helpful to you!