What files are not supported by NXPowerLite Desktop (Windows)?

NXPowerLite Desktop (Windows) does not supports the following file types:


  • Portfolio files
  • Digitally signed or password-protected PDF files.

PowerPoint, Word & Excel:

  • Word/Excel/PowerPoint files created using Office 95 and earlier
  • NXPowerLite cannot process digitally signed or password-protected  files.


  • All JPEGS are supported


  • NXPowerLite can only optimize standard/legacy .zip archives that contain PDF, PowerPoint, Word, Excel or JPEG files. If your .zip archive is non-standard, does not contain any of these file types, or is encrypted/password-protected, NXPowerLite will not be able to optimize it.
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