MKVToolNix community & help forum

Topic	Replies	Views	Activity
MKVToolNix v101.0 released Announcements Hey y’all! The first release after the milestone round version v100 is here, v101. It’s pretty small, but I still suggest everyone update due to the inclusion of updated underlying libraries libEBML & libMatroska. Both …	0	25	August 24, 2026
Welcome to MKVToolNix' support community! Help	0	2203	June 14, 2023
Trying to merge 2 MKV files- fails immediately Help help	10	842	August 30, 2026
Error using command line to extract SUB/IDX files from a dvdsub track in MacOS Help	3	9	August 30, 2026
Create a Music Album with MKVToolNix Help help , specification	5	29	August 27, 2026
Header Editor Removes Duration Information Help	1	19	August 22, 2026
Apple Silicon: retirement of Rosetta 2 Help	59	6348	August 16, 2026
Dub Flag in mkv Help	2	39	August 15, 2026
Aspect ratio changed after splitting file into two files Help	0	16	August 15, 2026
Splitting by Chapter Sometimes Compresses Output Display Width? Help	0	14	August 11, 2026
Unable to see or delete embedded subtitle Help help	2	44	August 10, 2026
How add tags to a mka file Help	0	20	August 5, 2026
Batch renaming mkv files with original video title name isntead of filename Help help	5	78	July 27, 2026
Cut a Single Part of a Video Help	1	46	July 25, 2026
Does mkclean preserve Dolby Vision in MKV files? Help help	5	153	July 24, 2026
Merge 2 subtitle fails Help bug	2	38	July 16, 2026
Cannot find a way to load a BluRay disc image Help	1	52	July 12, 2026
Regression: MKVToolNix v99/v100 crashes on startup with ASUS Strix Soar driver (v98 works) Help	3	60	July 9, 2026
Mkv audio track has 2 languages on 1 track, can i remove 1 of them Help	1	50	July 8, 2026
Have lots of MP4 files to convert to mkv and remove all audio tracks except one and all subtitles Help	3	96	July 6, 2026
MKVToolNix v100.0 released Announcements	0	407	July 5, 2026
Is there a way to permanently delete tags and global tags by default? Help	1	123	June 30, 2026
Sife of streams Suggestions feature-request	3	46	June 27, 2026
Mp4 name support Suggestions feature-request	1	42	June 27, 2026
Ffmpeg "Pixelsmash" vulnerability and issue? Help	4	63	June 25, 2026
Newbie help getting started... If it's even possible! Help help	13	130	June 25, 2026
SamA MKV Batch Script \| Remove Tracks by IDs, Languages, and NAMES \| Add External Tracks Other	1	127	June 23, 2026
Delete bulk sustitles Help	2	70	June 23, 2026
Bulk Merge Subtitles Help	2	171	June 7, 2026
Why is MKVToolNix asking me to update from 89.0 to 99.0 if my MacOS is version 12.7.6 Monterey, when it's only valid for Ventura and later versions? Help	1	85	June 6, 2026

MKVToolNix v101.0 released

Hey y’all! The first release after the milestone round version v100 is here, v101. It’s pretty small, but I still suggest everyone update due to the inclusion of updated underlying libraries libEBML & libMatroska. Both …