What file types does NXPowerLite Desktop support?


NXPowerLite can process PDF files from version 1.4 to version 1.7 extension level 8 including files created in versions of Adobe Acrobat Pro up to version XI. The following PDF subsets are also supported:

  • PDF/A 
  • PDF/X 
  • PDF/E 
  • PDF/UA 
  • PDF/VT 

NXPowerLite does not optimize PDF portfolio files or digitally signed or password-protected PDF files.

Microsoft Office
NXPowerLite can process Microsoft Office files with extensions listed below, created in Office versions from Office 97 until Office 2016. Office files with the following extensions will be optimized:

  • PowerPoint Open XML: pptx, pptm, potx, potm, ppsx, ppsm
  • PowerPoint binary (Windows only): ppt, pot, pps
  • Word Open XML: docx, docm, dotx, dotm
  • Word binary (Windows only): doc, dot 
  • Excel (Windows only): xlsx, xslm, xls, xltx, xltm, xlt

NXPowerLite Desktop (Mac) does not support binary Word or Excel files.

NXPowerLite can optimize JPEG files with the following extensions:

  • JPEG 
  • JPG 
  • JPE 
  • JFIF 
  • JIF 
  • JFI

NXPowerLite Desktop does not support high-efficiency JPEG files (HEVC or HEIF).

NXPowerLite can optimize most files with a .PNG extension

NXPowerLite can optimize uncompressed TIFF files with the following extensions:

  • TIF
  • TIFF

Zip files (Windows only)
NXPowerLite can optimize standard zip files containing any of the above formats

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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