Within the VLC media player, click on Tools > Preferences.Remember to make a note of your settings before resetting your preferences to default.

If the steps above didn’t work for you, then you might want to reset your VLC media player preferences to try and fix the problem. If the steps above didn’t remedy the problem, you might need to make sure that Audio passthrough is turned off, in the Audio tab, or check your firewall settings.

Then, log out and log back in again, open VLC again, and start streaming.

Then, click on the Hardware-accelerated decoding dropdown menu, select Disable, and click Save.

If you’re using Windows, you’ll want to select OpenGL video output for Windows.

Click on the Output dropdown menu and select OpenGL video output.

Now, select the Video tab at the top of the new window.

Open up VLC if it isn’t already, and go to Tools > Preferences.

If you’re having issues like only receiving audio, then try these methods to fix it.

Troubleshooting VLC to Chromecast Streaming

Smplayer chromecast