You are here: Settings > Personal Settings > Lock Screen and Security Settings > Unknown Sources

Unknown Sources

Enable installation of non-Google Play applications.

  1. From home, tap Apps apps icon > Settings settings app icon > Lock screen and security lock settings and security settings icon.
  2. Tap Unknown sources > OK to enable this option.

Warning: Enabling installation of third-party applications can cause your device and personal data to be more vulnerable to attacks by unknown sources.