On the main screen, click 'Import' or drag the source video to the Media area. This method is simple but conditional, you can only use it when the subtitles are located at the bottom of the video and do not cover the image of your video, or you will lose a part of the shot that is as wide as the subtitle. The most efficient way to get rid of the unnecessary subtitles from MKV thoroughly is to remove them by cropping. Free Download Windows 11/10/8.1/8/7 Remove Subtitle from MKV by Cropping