Click on All in the lower-left corner to display more audio preferences. Go to the VLC menu, and click Preferences. While VLC Player is running on Windows and one experiences the trouble of de-sync of audio with the videos, the trouble can be avoided by taking a proper measure. Read the following parts to learn how to fix VLC audio sync problems on Windows/Mac easily. But when the trouble gets at large and watching a video is not possible, the need is to rectify it through some means. Sometimes, the trouble is no negligible, that the trouble is often not noticed. Sometimes, it is just minor trouble, which gets rectified on its own after some moments. You must have often experienced the syncing trouble of your audio in accordance with the video while playing any video on VLC Player.