Voice and video don’t match?
What Causes Audio/Video Sync Problems?
The most common reason audio and video gets out of sync is due to audio processing speed.
Lifewire / Luyi Wang
Audio often processes a lot faster than video, particularly when it comes to4K videos.
Check to see if the problem is limited to a specific cable/satellite, streaming program, or channel.
you’re able to use this as your audio/video sync reference point.
If so, try both options and see which one gives you the most consistent correction result.
Look for terms likeAudio Sync,Audio Delay, andLip Sync.
Some sound bar systems have a variation of this feature, too.
Turn everything back on and see if it resets.
