Thus it will cause Plex no sound errors on Roku, Fire TV, PS4, etc. Otherwise, when you Direct Play a video containing 5.1 track in the file, the device will pass it along assuming that there's a surround on the other end of the cable that can play the audio. If the device is not connected to a surround sound system, you need to set the audio option from Surround/5.1 to Stereo. In most cases, Plex has video but no sound means your Roku or other clients are not configured correctly. Set audio settings from Surround/5.1 to Stereo Or you can try to press the + and - keys in full-screen mode to see if it will bring back the audio. You should note that the volume slider only appears in the server view. Set the slider to the max should fix the problem. When you run Plex Media Player in the server view instead of full-screen mode, you will see a small volume slider located next to the mute button. The software update may set the volume to zero for some reason. Check the volume controlįor those whose Plex audio is not working, especially after the last Plex app update, make sure you have checked the volume slider.

Fixes to Plex Sound Not Working Issues 1.

Fire tv stick 4k plex