To install an APK file through Chrome, Files by Google, a file manager, or another app, you must first grant the app permission. This is done by enabling a toggle in the Settings app.

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Open up the Play Store, search for whatever app you're looking for or perhaps browse some of the charts, and tap install. Let Google Play take care of the rest and launch your new app. Simple, right?

On Android 7 and older, this access had to be enabled globally, but the newer versions of Android give users finer, more granular control over which apps can be installed using APK files.

Think of it as being a bit like a .exe file for Windows or a .dmg file for MacOS. Normally, at least if you use Google Play, you’ll never have to deal with an APK file.