I have never, ever been able to use any of this app's features. I cannot use the app to pair my device (crashes), cannot go into the device's settings (crashes). Literally all I ever see is a blank black screen and a "Unfortunately this app has stopped" notice. Absolutely useless.
Certificate has expired, can't register. What rubbish this purchase is.
The best and the sweetest and most beautiful that has been said of lovers of letters between the beloved and the beloved husband and wife