Once your devices have provisioned, downloaded the updates and restarted a few times, you'll now be presented with a login screen. Please ensure you follow these instructions carefully:
(Note: If the phone asks for a method of signing in, make sure the option 'User ID' is selected.)
Sign-in Address: Your email address.
Domain: Leave this field blank.
User: Your email address.
Password: Your usual Skype for Business password.
Sign-in Address: email@example.com