Honestly speaking, VLC is a wonderful media player for you to tackle audio syncing problems, to some extent. But it's not omnipotent. That means sometimes it might also encounter Waterloo if there is a tough case with audio out-of-sync issue in serious degree. On this occasion, you're advisable to ditch the video and re-download videos from YouTube, Dailymotion, Facebook, etc. with video audio well synchronized. And here the all-round MacX Video Converter Pro is one in a million for you to free download any video music from YouTube, Dailymotion, Facebook, Instagram, Vimeo, Vevo, Myspace, Metacafe, etc. over 300 online video sharing sites in 8K 4K UHD, 1080P FHD, 720P, 3D, Blu Ray video format.
Solution 1-Keyboard Shortcut to Fix VLC Audio Sync Problem When Video Playback in VLC
This is the easiest way to cope with VLC audio sync issue-use Keyboard shortcut. Which keys work? watch below：
For Windows PC users: press the J or K keys to move the audio back or forward 50 milliseconds, respectively.
For Mac OS users: press the G and F keys while the video is playing in VLC. "G" moves the audio forward and "F" delays audio.
Solution 2-VLC's Preferences to Sync Audio with Video in VLC (Solve VLC Audio Delay Issue)
Follow me to fix video audio synchronizing problem in VLC with VLC's preferences.
VLC audio out of sync issue fixed
1Launch VLC and find Preferences from Tools option at the top of VLC interface menu.
2Click "Audio" and select "All" in "Showing settings" area in the lower left corner.
3Find out "Audio desynchronization compensation" after double clicks on Audio and set the syncing compensation forward or backward, depending on how your audio is out of sync with the video.
4Click "Save" and then the VLC audio sync task is finished. You can eventually play the video with video audio in synchronization and finally liberate yourself from the annoying audio out of sync issue in VLC.
Once-for-All Solution to Permanently Fix VLC Audio Sync Problem
Generally speaking, applying keyboard shortcut or VLC's preference can fix the usual audio not syncing with video problem in VLC. But everything happens for a surprise. Sometimes, there are also certain cases VLC can't handle, e.g., the original video itself has serious audio delay problem; the audio out of sync problem too severe to fix. In such case, you have no choice but to discard the video and re-download videos from YouTube, Facebook, etc. for smooth playback in VLC. Here the highly acclaimed MacX Video Converter Pro cuts the buck at this point, letting you free download any video music from YouTube, Dailymotion, Facebook, Instagram, Vimeo, Vevo, Pandora TV, Metacafe, etc. 300+ video sharing sites, no matter video formatted in MP4, MOV, AVI, MKV, FLV, or resolution in 720P, 1080P, 4K 8K UHD.
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Price and Availability
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About MacXDVD Software, Inc.
MacXDVD Software is a division of Digiarty Software Company, owns a professional multimedia software development team, providing a range of products for Macintosh Computer users, including MacX Video Converter, MacX DVD Ripper, DVD Author, DVD backup tools, etc, series of apps for Apple video player, and iPhone, iPad 2D and 3D video games. More information, please visit http://www.macxdvd.com.