File extension OPT (.OPT) information

Windows cannot open OPT files?

If Windows is unable to open file extension .OPT 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 .OPT file extension identifies an Options or Configuration file which may belong to a range of software and might detail personalized configurations such as how the menu screens are displayed.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair OPT file extension association errors.


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  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.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