File extension PPTX (.PPTX) information

Windows cannot open PPTX files?

If Windows is unable to open file extension .PPTX 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 .PPTX file extension identifies Microsoft PowerPoint Open XML files. Previously PowerPoint files were saved with the .PPS, .PPT or .POT file extensions. The .PPTX extension is now associated with a new format that Microsoft is developing for PowerPoint, which is based on the XML format to allow PowerPoint presentations to include a richer range of content including even video media. Microsoft promises that this will become an open format.. Incorrect associations are the cause of many file extension errors. Scan your system to prevent, identify and repair PPTX file extension association errors.


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  • Drivers: Scan your PC for the outdated drivers which lead to system errors and slowdowns.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