Install from Unknown Sources in Android 10

  1. Swipe down from the top of your screen and tap on the Settings cog.
  2. Scroll down and tap on Biometrics and security.
  3. Tap on Install unknown apps.
  4. Tap on the application that you’ll use to download the files.
  5. Tap the toggle switch next to Allow from this source.


Install from Unknown Sources in Android 8.0 Oreo

  1. Go to the Settings in your app menu.
  2. Find and select the Apps & notificationsmenu.
  3. Tap Advanced.
  4. Select Special app access.
  5. Tap Install unknown apps.
  6. Choose the internet browser that you will use for the third-party stores.
  7. Turn on Allow from this source.