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.avi file: how to open it on Windows

65 Windows apps register the .avi extension. Install one of them to open the file with a double-click.

About the format

Format
AVI video
Abbreviation
AVI · Audio Video Interleave
MIME type
video/vnd.avi
PRONOM identifier
fmt/5

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

Related guide: Change the default app for a file type in Windows