Duration Repair
Rewrite the container so duration/index information is recalculated. Adjust the available options, process the file, and compare the finished result with the original before downloading.
3. Preview & Result
The source preview and processed result appear here.
About Duration Repair
Rewrite the container so duration/index information is recalculated. Adjust the available options, process the file, and compare the finished result with the original before downloading. It targets playback or container problems instead of applying a creative re-edit.
When to use this tool
Use it on files that play incorrectly, seek poorly, carry broken timing or need container-level cleanup before further editing.
FAQ
What does Duration Repair do?
Rewrite the container so duration/index information is recalculated.
How should I set Output container in Duration Repair?
Use MP4 for normal delivery; MKV can retain streams that MP4 does not accept.
When is Duration Repair most useful?
Use it on files that play incorrectly, seek poorly, carry broken timing or need container-level cleanup before further editing.