Backing up an installed APK is actually quite simple using tools like APK Extractor or certain file managers that can pull the file directly from your device storage, even without root in most cases. It’s especially useful for apps installed outside the Play Store or ones that receive frequent updates, since having a backup saves time if reinstalling is needed later, and this guide also gives a clear overview of handling APK files properly: https://deltaexecutoor.com/

This would be a really useful feature — having a built-in option to back up APKs directly would make Solid Explorer even more complete as a file manager. While there are some manual workarounds, a dedicated feature would improve convenience and user experience a lot. For those looking for alternative APK sources, https://robblxapkpro.com/ can also be helpful, but having this functionality natively would be the best solution.

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You can backup app's APK in Solid Explorer. Menu - Applications - User apps - press and hold on desired app to highlight that you want to backup (or select multiple). Then copy and paste to another folder of your choosing.

I love to have this. I feel a complete file browser should support this too