Home : File Types : F4F File

.F4F File Extension

FREE DOWNLOAD Open over 300 file formats with File Viewer Plus.

File TypeFlash Video Fragment

DeveloperAdobe Systems
3.0 (4 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryVideo Files


This file is saved in a binary format, which requires a specific program to read its contents.


Partial .FLV video file created and used by Adobe Media Server, a software application used for streaming multimedia content; contains a fragment of an overall Flash video file; used for separating larger video files into smaller segments that can be sent to client computers that stream video content.

More Information

NOTE: The PHP script AdobeHDS can be used to join F4F fragments into FLV files.

Programs that open F4F files
Updated 5/28/2013

FileInfo - The File Extensions Database

This page contains information about the .F4F extension and its known file associations. Our goal is to help you understand what an F4F file is and how to open it.

The Flash Video Fragment file type, file format description, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and therefore do not publish any information we have not verified.

If you would like to suggest any additions or updates to this page, please let us know!