Yes, mkvmerge is one of the parts of the mkvtoolnix package.
As for the HD, it depends on how full “almost full” is, and exactly what “freezing” you’re experiencing.
Yes, mkvmerge is one of the parts of the mkvtoolnix package.
As for the HD, it depends on how full “almost full” is, and exactly what “freezing” you’re experiencing.