![How to batch convert multiple videos any format mp4 to mkv using MKVToolnix Lossless Quality 2021 - YouTube How to batch convert multiple videos any format mp4 to mkv using MKVToolnix Lossless Quality 2021 - YouTube](https://i.ytimg.com/vi/WkvYNlSiVEo/maxresdefault.jpg)
How to batch convert multiple videos any format mp4 to mkv using MKVToolnix Lossless Quality 2021 - YouTube
![GitHub - iPzard/mkvtoolnix-batch-tool: Batch video and subtitle processing program with the ability to add, remove, or extract subtitles from all video files in a directory and its sub-directories. GitHub - iPzard/mkvtoolnix-batch-tool: Batch video and subtitle processing program with the ability to add, remove, or extract subtitles from all video files in a directory and its sub-directories.](https://user-images.githubusercontent.com/8584126/219522181-3630c16c-67db-448d-b466-482f0017d94a.gif)
GitHub - iPzard/mkvtoolnix-batch-tool: Batch video and subtitle processing program with the ability to add, remove, or extract subtitles from all video files in a directory and its sub-directories.
![John Althouse on X: "Finally, and this is important, use the free tool MKVToolNix-gui to merge the original audio, subtitles, and chapters from the original MKV with your new 4K MKV, deselecting John Althouse on X: "Finally, and this is important, use the free tool MKVToolNix-gui to merge the original audio, subtitles, and chapters from the original MKV with your new 4K MKV, deselecting](https://pbs.twimg.com/media/FRxgsKzWUAI4TRp.png:large)