Most modern media players like VLC Media Player or MPC-HC can play MKV files natively.
The Matroska Video container is the recommended default in OBS because it is crash-resistant. If OBS or your computer crashes during recording, the data saved up to that point is preserved, unlike MP4 files which can become completely unreadable. How to Use the File 2022-12-29 19-30-18.mkv
Locate the section and the Filename Formatting field. Most modern media players like VLC Media Player
You can add custom text, such as Stream_%CCYY-%MM-%DD_%hh-%mm-%ss , so your files are labeled "Stream_[Date]" automatically. How to Use the File Locate the section
Select your .mkv file and click to create a mirrored .mp4 version instantly. Changing Future Filenames
The file is a video recording typically generated by OBS Studio (Open Broadcaster Software). This specific naming convention is the default format used by OBS to identify when a recording started: YYYY-MM-DD HH-MM-SS . Understanding Your File
If you want your future recordings to have more descriptive names instead of just a timestamp, you can customize this in OBS: Go to > Advanced .