File extension AC3 (.AC3) information

Windows cannot open AC3 files?

If Windows is unable to open file extension .AC3 you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a free registry scan.

Appropriate program:

The .AC3 file extension identifies an Audio Codec 3 file which identifies the file extension as an audio file of the Ac-3 format. This application can be opened or played using most audio playback utilities, including Microsoft Windows Media Player, Nullsoft Winamp and Apple QuickTime player.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair AC3 file extension association errors.


  • Performance: To optimize memory and CPU usage for AC3 files run a free performance scan.
  • Stability: Fix AC3 errors to make your system and applications more stable.
  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.

You are currently viewing the detail page for ABF file extension. This page contains a detailed description of the ABF file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.