File extension A4P (.A4P) information

Windows cannot open A4P files?

If Windows is unable to open file extension .A4P 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:

A4P is a file extension associated with Authorware files Without Runtime . Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair A4P file extension association errors.


  • Performance: To optimize memory and CPU usage for A4P files run a free performance scan.
  • Stability: Fix A4P 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  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.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.