How to install an Android app you can’t find in the Play Store

Most of the time, the Google Play Store is all you need to find and download apps on Android. Unlike iOS, though, Android gives you the option to install apps from other places. And every now and then, that level of freedom can come in handy.
Say, for instance, you’re looking for an app that isn’t available in your country. Or maybe you’re longing to try a newly announced update to an app that hasn’t yet rolled out to you. You might even want to find an older version of a