For application releases that are not yet available through an app store, we may send an application to install that is deemed an Unknown Source. In order to install this application, you need to ensure that your device is configured to accept the APK.
- Open your device settings and find "Security" or "Lock Screen and Security"
Note: Various hardware makers and service providers often move the location or name of this menu, though it often includes the keyword "Security"
- Ensure that "Unknown Sources" are checked or toggled to on inside of the "Security" menu.
- Install the target APK.