Search for "ZArchiver" (look for the icon with a yellow folder and a blue gear – developer: ZDevs ).

Download and install BlueStacks 5 (compatible with Windows 11, 10, and 8).

Open the Google Play Store inside BlueStacks.

Launch BlueStacks and sign in with your Google account (just like on an Android phone).

– via BlueStacks – and never see "file format not supported" again. Disclaimer: Always download emulators and apps from official websites (bluestacks.com, play.google.com) to avoid malware. ZArchiver is free with ads; a paid "Donate" version removes ads.

Open ZArchiver. When prompted, grant storage access (this allows the app to see your PC’s Downloads, Documents, and hard drives).

Click Install . Once done, the ZArchiver icon will appear on the BlueStacks home screen.