Make sure you have the correct steps for adding subtitles with Handbrake( See how to add soft subtitles to videos with Handbrake.). > For Handbrake subtitle issues in MKV video: You are suggested to restart your computer system to ensure a normal MKV encoding process make sure the target size equal to the source MKV file size and none/loose and setting the size to the source files size.

Make sure the video plays in VLC render the bit number of VLC corresponding to the Handbrake remux the video with only the subtitle tracks needed. > For Handbrake No Valid Source Found Error in converting MKV: Separate Solutions to Fixed Handbrake Errors When Converting MKV to MP4, AVI, MOV. In this article, practical solutions to solve Handbrake common issues when converting MKV videos are listed. Errors always occurred: No valid source found in Handbrake, Handbrake audio/video out of sync, subtitle missing in Handbrake. However, based on our experience, it is freaking hard to process MKV conversion with Handbrake. If you have a pile of MKV files and wanna convert these MKV files to MP4, AVI, MOV, WMV, etc, Handbrake will be a good choice for consideration. How to Solve Problems of MKV conversion with Handbrake

Convert mkv to mp4 handbrake