This it to download the android tappecue app outside the google play store.
You may have to allow unknown sources to install it.
Each operating systems have their own rules.
Here is a link for Amazon Fire.
https://www.technipages.com/kindle-fire-how-to-install-apk-files
To use the AirProbe Direct, bluetooth much be available and turned on and you might have to turn on location services while using the app.
The tappecue.apk file is attached.
