*1. Hit the 'Sign In' soft key[[File:Si1.jpg|200px400px]]*2. Go to the site http://aka.ms/siplogin using your computer's browser*3. Log in with your MCLA account*4. Enter the 'Pair Code:' that is shown on your VVX 250 Phone's screen.*5. The phone will automatically reboot after which point you'll be signed in. Your office phone number will appear on the phone which confirms you've signed in successfully.NOTE: This needs to be repeated after every password change.