File extension QDAT (.QDAT) information

Windows cannot open QDAT files?

If Windows is unable to open file extension .QDAT 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 .QDAT file extension identifies a QuickTime Installer Cache file which belongs to the Apple QuickTime video player application and aids the installation and update processes of this product.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair QDAT file extension association errors.


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  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.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