The File Extensions Database

.AZW1 File Extension

  • Developer by: Amazon
  • Category: eBook Files
  • Format: Binary

What is an .AZW1 file?

.AZW1 is Amazon Topaz eBook

eBook file used by Amazon Kindle devices and the Amazon Kindle desktop software; stores an eBook in the Kindle Topaz format (.TPZ format); used for storing downloaded eBooks from Amazon's 3G Whispernet network.

Programs that open Amazon Topaz eBook
Amazon Kindle for PC
Amazon Kindle for Mac

How to solve problems with AZW1 files

  • Associate the AZW1 file extension with the correct application. On :
    Windows: Right click on any AZW1 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.AZW1 files". Mac: Right click (or Ctrl-click) the AZW1 file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .AZW1 is Amazon Topaz eBook. Because only the current version supports the latest AZW1 file format. Search, therefore, e.g. on the Amazon manufacturer website after an available .AZW1 is Amazon Topaz eBook update.
  • To make sure that your AZW1 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.