FILE FORMAT GUIDE
What is a MKV file?
A flexible media container that can hold multiple audio and subtitle tracks. Use this guide to decide whether to keep MKV or convert it for a different workflow.
PRACTICAL OVERVIEW
Where MKV works well
MKV is a strong choice for archival video and rich multi-track media.
The right output depends on what must remain editable, how the file will be shared, and which application or device needs to open it.
FORMAT QUESTIONS
About MKV files
What is MKV best used for?
MKV works especially well for archival video and rich multi-track media.
What can change during conversion?
Some phones, televisions, and browsers prefer MP4. Features that do not exist in the chosen output format cannot be carried across exactly.
Should I keep the original MKV file?
Yes. Keep the original until you have opened the result and checked its layout, quality, data, media tracks, or other important details.