The above steps allow your browser to get apps from sources other than Google Play. Choose the internet browser that you will use for the third-party stores.Find and select the Apps & notifications menu.Install from Unknown Sources in Android 8.0 Oreo Tap the toggle switch next to Allow from this source.Tap on the application that you’ll use to download the files.Scroll down and tap on Biometrics and security.
Install from Unknown Sources in Android 10