How to Fix Audio and Video Synchronizing Problem
Sometimes you may have problem with the Audio and Video they are not synchronizing while watching a Video file, Audio hear first then Video may happen just the opposite. But you have a way to get rid of this issue. All you need is VLC Media Player, with vlc media player you can adjust the Video and Audio as you wish.
Open your video File in VLC, You can adjust in Two ways first one, by using the shortcut K (Increasing)and L(decreasing). If this doesnt work for you then we can do it Manually.
In VLC Go to Tools, Preference. In Preference Change Show setting Simple to All.
Click Audio (as seen in Screenshot) , In Audio You will see a Option Audio desynchronization compensation change variable as you want in Option. Watch Video tutorial from below.
If you still have some Problem then Ask here through comments.