Ctrl + and Ctrl - Adjust audio delay (A/V sync) by +/- 0.1 seconds. z and Z Adjust subtitle delay by +/- 0.1 seconds. j and J Cycle through the available subtitles. O Toggle OSD states between normal and playback time/duration.

o (also P) Show progression bar, elapsed time and total duration on the OSD. w and W Decrease/increase pan-and-scan range. # Cycle through the available audio tracks. _ Cycle through the available video tracks. Later will resume at the old playback position if possible.

Q Like q, but store the current playback position. Play one frame in reverse and then go into pause mode again. Pressing once will pause, every consecutive press will Play one frame and then go into pause mode again. p / SPACE Pause (pressing again unpauses). Use this to seek around in the file and then return to the exact position This will then be used by Shift+BACKSPACEĪs revert position (once you seek back, the marker will be reset). Shift+Ctrl+BACKSPACE Mark the current position. Hitting it a second time will go back to the original position. This works only if the playlist entry was not changed. BACKSPACE Reset playback speed to normal. Decrease/increase current playback speed by 10%. This is especially useful to sync subtitles to audio. Ctrl+Shift+Left and Ctrl+Shift+Right Adjust subtitle delay so that the next or previous subtitle is displayed Might not always work see sub-seek command. Ctrl+LEFT and Ctrl+RIGHT Seek to the previous/next subtitle. Shift+arrow does a 5 second exact seek (see UP and DOWN Seek forward/backward 1 minute. Keyboard Control LEFT and RIGHT Seek backward/forward 5 seconds.

Mkvtoolnix gui 25fps to 23.976