# \#feature-request **URL:** https://help.mkvtoolnix.download/tag/feature-request/2.md [Latest](https://help.mkvtoolnix.download/latest.md) · [Categories](https://help.mkvtoolnix.download/categories.md) · [Tags](https://help.mkvtoolnix.download/tags.md) --- ## [Display variants (Valencian) as language name instead of the principal language (Catalan) for Valencian or other variants](https://help.mkvtoolnix.download/t/display-variants-valencian-as-language-name-instead-of-the-principal-language-catalan-for-valencian-or-other-variants/1326)
**Author:** [@jose](https://help.mkvtoolnix.download/u/jose)\ **Replies:** 7\ **Last updated:** [November 7, 2026, 7:25pm UTC](https://help.mkvtoolnix.download/t/display-variants-valencian-as-language-name-instead-of-the-principal-language-catalan-for-valencian-or-other-variants/1326 "2026-11-07T19:25:32Z")
Dear Moritz, As a Valencian citizen and speaker of Valencià, I would like to respectfully request that “Valencian” be recognized as a distinct language in MKVToolNix, or at least that it be clearly identified as such wh… --- ## [Sife of streams](https://help.mkvtoolnix.download/t/sife-of-streams/1577)
**Author:** [@SP2026](https://help.mkvtoolnix.download/u/SP2026)\ **Replies:** 3\ **Last updated:** [June 27, 2026, 5:03pm UTC](https://help.mkvtoolnix.download/t/sife-of-streams/1577 "2026-06-27T17:03:08Z")
I would like the “Tracks, Chapter, and Tags” columns—where codecs, types, names, and other details are listed—to also include the track size in MB. --- ## [Mp4 name support](https://help.mkvtoolnix.download/t/mp4-name-support/1578)
**Author:** [@SP2026](https://help.mkvtoolnix.download/u/SP2026)\ **Replies:** 1\ **Last updated:** [June 27, 2026, 11:07am UTC](https://help.mkvtoolnix.download/t/mp4-name-support/1578 "2026-06-27T11:07:26Z")
I know the program is called MKVToolNix, but I’d like to ask about support for MP4 files—specifically, if I have an MP4 file where the tracks have names, the program doesn’t recognize them. --- ## [Enabling audio and subtitles by language independently?](https://help.mkvtoolnix.download/t/enabling-audio-and-subtitles-by-language-independently/1548)
**Author:** [@fuckice](https://help.mkvtoolnix.download/u/fuckice)\ **Replies:** 2\ **Last updated:** [April 16, 2026, 1:30am UTC](https://help.mkvtoolnix.download/t/enabling-audio-and-subtitles-by-language-independently/1548 "2026-04-16T01:30:51Z")
I would like to be able to select audio and subtitle tracks by language for remuxing independently. This might seem odd for most content, but for foreign films this makes a lot of sense. For example, I want to select man… --- ## [Add dts convert to ac3](https://help.mkvtoolnix.download/t/add-dts-convert-to-ac3/1388)
**Author:** [@gregory](https://help.mkvtoolnix.download/u/gregory)\ **Replies:** 8\ **Last updated:** [April 12, 2026, 6:30pm UTC](https://help.mkvtoolnix.download/t/add-dts-convert-to-ac3/1388 "2026-04-12T18:30:59Z")
I believe will be a really plus for your program if you add an option we can convert any dts type into ac3. --- ## [Localization - help](https://help.mkvtoolnix.download/t/localization-help/1527)
**Author:** [@Jawa](https://help.mkvtoolnix.download/u/Jawa)\ **Replies:** 1\ **Last updated:** [January 27, 2026, 9:57am UTC](https://help.mkvtoolnix.download/t/localization-help/1527 "2026-01-27T09:57:33Z")
I would like to offer translation of GUI for Croatian language - where to submit proposition and offer for contribution? Thnx :slight\_smile: --- ## [Alternate cut-scenes for the same video file not found](https://help.mkvtoolnix.download/t/alternate-cut-scenes-for-the-same-video-file-not-found/1489)
**Author:** [@Toms200](https://help.mkvtoolnix.download/u/Toms200)\ **Replies:** 2\ **Last updated:** [November 9, 2025, 8:52pm UTC](https://help.mkvtoolnix.download/t/alternate-cut-scenes-for-the-same-video-file-not-found/1489 "2025-11-09T20:52:06Z")
The Blu-Ray disc I have contains multiple cut-scene files for the same video. How would I find the alternate cut-scene files for the same video using MKVToolNix? I tried loading mpls file, but no other versions showed up… --- ## [Stretching subtitles with mkvmerge](https://help.mkvtoolnix.download/t/stretching-subtitles-with-mkvmerge/217)
**Author:** [@Mikey405](https://help.mkvtoolnix.download/u/Mikey405)\ **Replies:** 2\ **Last updated:** [October 14, 2025, 6:11pm UTC](https://help.mkvtoolnix.download/t/stretching-subtitles-with-mkvmerge/217 "2025-10-14T18:11:46Z")
Hi all. I was wondering whether there was a mkvmerge equivalent to the “stretch by” option (under “Timestamps and default duration” in MKVToolnix). I do use this a lot for subtitles when converting files from one frame … --- ## [Automatic Addition of Dimension Tags](https://help.mkvtoolnix.download/t/automatic-addition-of-dimension-tags/1476)
**Author:** [@MadDoctor61](https://help.mkvtoolnix.download/u/MadDoctor61)\ **Replies:** 1\ **Last updated:** [October 3, 2025, 4:37pm UTC](https://help.mkvtoolnix.download/t/automatic-addition-of-dimension-tags/1476 "2025-10-03T16:37:31Z")
It’s one of my pet-peeves that dimensions (ie Frame height, Frame width) of MKV files do not show up in Windows Explorer. I often use this on older videos to find out if I have a high resolution video. As is, I have to… --- ## [Create full and forced subtitle tracks from mpls/m2ts files](https://help.mkvtoolnix.download/t/create-full-and-forced-subtitle-tracks-from-mpls-m2ts-files/1432)
**Author:** [@mkv4ever](https://help.mkvtoolnix.download/u/mkv4ever)\ **Replies:** 3\ **Last updated:** [August 1, 2025, 9:27am UTC](https://help.mkvtoolnix.download/t/create-full-and-forced-subtitle-tracks-from-mpls-m2ts-files/1432 "2025-08-01T09:27:49Z")
Hello, a subtitle track within a mpls or m2ts file can contain entries that are marked as forced and entries that are not marked as forced. In MKVToolNix for remuxing I can only choose to keep the subtitle track with a… --- ## [Delete corresponding .idx file](https://help.mkvtoolnix.download/t/delete-corresponding-idx-file/1409)
**Author:** [@DoctorJellybean](https://help.mkvtoolnix.download/u/DoctorJellybean)\ **Replies:** 2\ **Last updated:** [July 13, 2025, 12:48pm UTC](https://help.mkvtoolnix.download/t/delete-corresponding-idx-file/1409 "2025-07-13T12:48:37Z")
I have MKVToolNix set to delete the source files after the multiplex is done. When there are sub & idx files, it deletes the sub but not the idx. --- ## [Default Chapter setting](https://help.mkvtoolnix.download/t/default-chapter-setting/1399)
**Author:** [@apjarnold](https://help.mkvtoolnix.download/u/apjarnold)\ **Replies:** 2\ **Last updated:** [July 4, 2025, 7:08am UTC](https://help.mkvtoolnix.download/t/default-chapter-setting/1399 "2025-07-04T07:08:54Z")
Hi Guys, is there a setting to keep a default chapter setting in output. This would save having to change the chapter settings each time I use the MKVToolNix. Example, I always use Output / Chapters in fixed intervals,… --- ## [You must add an option to add many files or a folder](https://help.mkvtoolnix.download/t/you-must-add-an-option-to-add-many-files-or-a-folder/1363)
**Author:** [@gregory](https://help.mkvtoolnix.download/u/gregory)\ **Replies:** 2\ **Last updated:** [June 6, 2025, 8:47pm UTC](https://help.mkvtoolnix.download/t/you-must-add-an-option-to-add-many-files-or-a-folder/1363 "2025-06-06T20:47:55Z")
And after that simply press start multiplexing cause now we must add one file by one and after that add it to “job queue” and after that start all pending jobs. Please make it easier to add a folder or many files and mu… --- ## [Mkvextract global tags](https://help.mkvtoolnix.download/t/mkvextract-global-tags/1348)
**Author:** [@RobertM](https://help.mkvtoolnix.download/u/RobertM)\ **Replies:** 2\ **Last updated:** [May 17, 2025, 6:30pm UTC](https://help.mkvtoolnix.download/t/mkvextract-global-tags/1348 "2025-05-17T18:30:01Z")
It’s possible to add global tags to mkv video file via mkvpropedit. mkvpropedit "source-filename.mkv" --tags global:tagFilename.xml But it doesn’t look like it’s possible to extract global tags in isolation from other … --- ## [Sort subtitles alphabetically](https://help.mkvtoolnix.download/t/sort-subtitles-alphabetically/350)
**Author:** [@THGhost](https://help.mkvtoolnix.download/u/THGhost)\ **Replies:** 2\ **Last updated:** [February 27, 2025, 5:57pm UTC](https://help.mkvtoolnix.download/t/sort-subtitles-alphabetically/350 "2025-02-27T17:57:15Z")
Would it be possible to allow subtitles to be sorted alphabetically? I always like things to be organised a certain way and having to manually alphabetise files with lots of subtitles that are in a completely random orde… --- ## [How to split a file and ONLY keep the part I want?](https://help.mkvtoolnix.download/t/how-to-split-a-file-and-only-keep-the-part-i-want/1182)
**Author:** [@VoteCrowley1661](https://help.mkvtoolnix.download/u/VoteCrowley1661)\ **Replies:** 5\ **Last updated:** [February 18, 2025, 1:16pm UTC](https://help.mkvtoolnix.download/t/how-to-split-a-file-and-only-keep-the-part-i-want/1182 "2025-02-18T13:16:00Z")
Every time I use the split mode, whether it’s specific timestamps or after output duration, it keeps saving part of the file that I’ve cut out. Example of “specific timestamps”: if I select a 10-minute video and choose … --- ## [Better job creation](https://help.mkvtoolnix.download/t/better-job-creation/1174)
**Author:** [@MIvan](https://help.mkvtoolnix.download/u/MIvan)\ **Replies:** 0\ **Last updated:** [January 9, 2025, 10:45am UTC](https://help.mkvtoolnix.download/t/better-job-creation/1174 "2025-01-09T10:45:20Z")
If I drag&drop the files: Episode01.mkv Episode02.mkv Episode03.mkv Episode01.de.srt Episode01.en.srt Episode02.de.srt Episode02.en.srt Episode03.de.srt Episode03.en.srt currently the best I can get is 3 jobs, one for… --- ## [How to link "an audio track" and "a subtitle track" among several other tracks](https://help.mkvtoolnix.download/t/how-to-link-an-audio-track-and-a-subtitle-track-among-several-other-tracks/1080)
**Author:** [@Limono](https://help.mkvtoolnix.download/u/Limono)\ **Replies:** 1\ **Last updated:** [November 14, 2024, 11:57am UTC](https://help.mkvtoolnix.download/t/how-to-link-an-audio-track-and-a-subtitle-track-among-several-other-tracks/1080 "2024-11-14T11:57:58Z")
Hello I have a “problem” or a “suggestion” it all depends on the point of view and the answer that will be attributed to me, but my problem is in the management of the default tracks. Basically, I need to associate an a… --- ## [Multiplex mp4 & pbf(it is chapter file from the PotPlayer)](https://help.mkvtoolnix.download/t/multiplex-mp4-pbf-it-is-chapter-file-from-the-potplayer/1046)
**Author:** [@jbxenzxy](https://help.mkvtoolnix.download/u/jbxenzxy)\ **Replies:** 10\ **Last updated:** [November 8, 2024, 1:16pm UTC](https://help.mkvtoolnix.download/t/multiplex-mp4-pbf-it-is-chapter-file-from-the-potplayer/1046 "2024-11-08T13:16:05Z")
How to multiplex the mp4, srt and pbf, the pbf is the chapter file from the software PotPlayer，thanks！ --- ## [Ability to show and place audios in a "timeline"](https://help.mkvtoolnix.download/t/ability-to-show-and-place-audios-in-a-timeline/1062)
**Author:** [@capitansolo](https://help.mkvtoolnix.download/u/capitansolo)\ **Replies:** 1\ **Last updated:** [October 28, 2024, 4:31pm UTC](https://help.mkvtoolnix.download/t/ability-to-show-and-place-audios-in-a-timeline/1062 "2024-10-28T16:31:07Z")
Hi, It would be nice if mkvtoolnix gui could show and place the waveforms of the audio tracks. It will help a lot when syncing audios from different files, so you will only to position the audio in the right time and ex… --- ## [Automatically Parse Track Titles from Filenames in MKVToolNix GUI](https://help.mkvtoolnix.download/t/automatically-parse-track-titles-from-filenames-in-mkvtoolnix-gui/1040)
**Author:** [@fbestenli](https://help.mkvtoolnix.download/u/fbestenli)\ **Replies:** 5\ **Last updated:** [October 5, 2024, 6:48pm UTC](https://help.mkvtoolnix.download/t/automatically-parse-track-titles-from-filenames-in-mkvtoolnix-gui/1040 "2024-10-05T18:48:52Z")
Hello, I’ve been using MKVToolNix GUI for muxing media files and noticed that it automatically detects the track language from filenames (e.g., subtitle.eng.srt sets the track language to English). This is very helpful! … --- ## [MKVToolnix GUI For Linux](https://help.mkvtoolnix.download/t/mkvtoolnix-gui-for-linux/1034)
**Author:** [@cbaidon45](https://help.mkvtoolnix.download/u/cbaidon45)\ **Replies:** 7\ **Last updated:** [October 4, 2024, 5:02am UTC](https://help.mkvtoolnix.download/t/mkvtoolnix-gui-for-linux/1034 "2024-10-04T05:02:52Z")
Hi: I need to batch extract subtitles from a bunch of mkv, have you considered creating a GUI version for linux? Maybe flatpack? Thanks in advance --- ## [Mkv lossless trimming on mac](https://help.mkvtoolnix.download/t/mkv-lossless-trimming-on-mac/649)
**Author:** [@rwolf](https://help.mkvtoolnix.download/u/rwolf)\ **Replies:** 1\ **Last updated:** [August 30, 2024, 7:19am UTC](https://help.mkvtoolnix.download/t/mkv-lossless-trimming-on-mac/649 "2024-08-30T07:19:18Z")
I have archival videos digitized using FFV1 codec in .mkv containers and I need to split the files up without losing any of the quality. Does one of your programs do this on mac? --- ## [Add "Remove All" Button](https://help.mkvtoolnix.download/t/add-remove-all-button/626)
**Author:** [@steve](https://help.mkvtoolnix.download/u/steve)\ **Replies:** 6\ **Last updated:** [August 27, 2024, 9:40am UTC](https://help.mkvtoolnix.download/t/add-remove-all-button/626 "2024-08-27T09:40:04Z")
Hello, When I add multiple files/tracks to multiplexer and when I am going to remove all I have to right click and then scroll and then click remove all files to remove. Or I have to select all tracks and then click del… --- ## [MKVToolnix GUI - Where is the 'pause job queue' button?](https://help.mkvtoolnix.download/t/mkvtoolnix-gui-where-is-the-pause-job-queue-button/635)
**Author:** [@Water](https://help.mkvtoolnix.download/u/Water)\ **Replies:** 2\ **Last updated:** [August 11, 2024, 12:24pm UTC](https://help.mkvtoolnix.download/t/mkvtoolnix-gui-where-is-the-pause-job-queue-button/635 "2024-08-11T12:24:28Z")
In some occasions a pause queue would make sense: reading from/writing to a network drive reading from/writing to a slow drive inside computer To be able to temporarily work on another task on same drive/network locat… --- ## [\-i + json compatible?](https://help.mkvtoolnix.download/t/i-json-compatible/570)
**Author:** [@konoos](https://help.mkvtoolnix.download/u/konoos)\ **Replies:** 1\ **Last updated:** [June 26, 2024, 1:24pm UTC](https://help.mkvtoolnix.download/t/i-json-compatible/570 "2024-06-26T13:24:17Z")
Is it possible for the -i and --json flags to work together? I’ve created a JSON file for testing to see how this works. I don’t need to create a new video file, just see the information about a specific video. { “trac… --- ## [Formatting option could be added for ASS subtitles](https://help.mkvtoolnix.download/t/formatting-option-could-be-added-for-ass-subtitles/544)
**Author:** [@Chenchu007](https://help.mkvtoolnix.download/u/Chenchu007)\ **Replies:** 2\ **Last updated:** [June 10, 2024, 8:27am UTC](https://help.mkvtoolnix.download/t/formatting-option-could-be-added-for-ass-subtitles/544 "2024-06-10T08:27:12Z")
MkvToolnix converts text subtitles to ASS format, perfect. But would it be possible to adjust color, border, size and font? Since it converts them, it allows us to establish parameters. --- ## [\[GUI\] How to make the default option 'Afterwards close the current multiplex settings'?](https://help.mkvtoolnix.download/t/gui-how-to-make-the-default-option-afterwards-close-the-current-multiplex-settings/387)
**Author:** [@Sander\_Bouwhuis](https://help.mkvtoolnix.download/u/Sander_Bouwhuis)\ **Replies:** 4\ **Last updated:** [March 4, 2024, 11:58am UTC](https://help.mkvtoolnix.download/t/gui-how-to-make-the-default-option-afterwards-close-the-current-multiplex-settings/387 "2024-03-04T11:58:09Z")
For every single file I have to choose the option ‘Afterwards close the current multiplex settings’ from the combo box. It is never remembered. I must have done hundreds of videos, so this is driving me nuts. Is there a … --- ## [Automatic queue number](https://help.mkvtoolnix.download/t/automatic-queue-number/202)
**Author:** [@Salotto](https://help.mkvtoolnix.download/u/Salotto)\ **Replies:** 3\ **Last updated:** [November 9, 2023, 6:04pm UTC](https://help.mkvtoolnix.download/t/automatic-queue-number/202 "2023-11-09T18:04:33Z")
Good morning. I would like to make a suggestion: Would it be possible to implement in the “Add to Job Queue” option a way that if you place several videos at once, the software can automatically open the tabs with the s… --- ## [Auto-update program](https://help.mkvtoolnix.download/t/auto-update-program/173)
**Author:** [@electronicsguy](https://help.mkvtoolnix.download/u/electronicsguy)\ **Replies:** 0\ **Last updated:** [October 5, 2023, 4:31am UTC](https://help.mkvtoolnix.download/t/auto-update-program/173 "2023-10-05T04:31:09Z")
Please include functionality to auto-update Mkvtoolnix. Great program! [Next page](https://help.mkvtoolnix.download/tag/feature-request/2.md?match_all_tags=true&page=1&tags%5B%5D=feature-request)