The TrackingPoint Apps names have changed you can find the new apps here:
Talon Precision ShotView
TalonPrecision TrackingPoint
After you download each app make sure you click "always allow" for location settings or you will have issues connecting to your scope.
You may also see "Shot-View" would like to find and connect to devices on your local network. Click "Ok".
Connecting to Wifi
You will use the same steps to connect to your scopes wi-fi as you would to connect to your home or office wi-fi
In your phones settings go to "wi-fi"
Find your scopes wifi network [usually your rifles serial number]
Click your network and enter your wifi password to connect
Open your TrackingPoint or Shotview app
Are the new apps only available through IOS/Apple products?