Previewable file types

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Proton Drive
Using Proton Drive

The Proton Drive web app allows you to preview some file types without opening them, letting you quickly find the file you’re looking for. To find the file type, look at the end of of the file name; the letters after the period (.) in the file name tell you what type of file it is.  Below we list all the file types you can preview:

Image file types

  • APNG
  • BMP
  • GIF
  • ICO (including image/x-icon and image/vnd.microsoft.icon)
  • JPEG
  • PNG
  • SVG
  • XML
  • WebP (depending on your browser)

Video file types

All video file types (including MP4, MOV, AVI, MKV, WMV, and more) as long as the movie file is not larger than 100 MB

Text file types

  • Most text file types (including TXT, DOC, DOCX, and more — but not RTF)
  • All MIME types and applications
  • All JavaScript types and applications
  • All TypeScript types

Other

  • PDF

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