Always ensure you own the legal right to modify any video file before doing so.
When looking to download , you are actually downloading the full MKVToolNix package. Because it is open-source, it is vital to use official repositories to ensure you have the latest security updates and features. mkvmerge download
Available via Flatpak, AppImage, or native repositories (Ubuntu, Debian, Fedora, etc.) Always ensure you own the legal right to