Language261
H.261 encoded video
File type: Digital video and movie file
Files with 261 file extension can be found as older videos based on H.261 codec.
What is 261 file?
File type category:
Digital video and movie file
Date updated: July 13, 2025
The 261 file extension was in the past used for videos encoded using the H.261 codec.
These could be found as part of a multimedia container, like AVI. Generally, no longer used as it was replaced by newer codecs and formats.
How to open 261 file?
Might be playable in media players with huge support, like VLC.
How to convert 261 file?
Probably can be exported to other formats.
Suggested software to open 261 file:
Associated software actions with the 261 file
Apps designed for playing 261 files:
VLC media player (Microsoft Windows)
VLC media player for Mac (Apple macOS / Mac OS X)
VLC media player for Linux (Linux/Unix)