Set up Office 365 on your Windows mobile phone

From the home screen select Settings icon.
If the ‘Settings’ icon is not available, on the home screen swipe left and scroll down to ‘Settings‘.
From the ‘SETTINGS‘ menu, tap ‘email+accounts‘.
From ‘email+accounts‘, tap ‘add an account‘.
From ‘ADD AN ACCOUNT‘ screen, select ‘Exchange‘.
Now enter Microsoft Office 365 ‘Email address’ and ‘Password’, and click on ‘sign in‘.
Following a successful sign in you will see a list of office 365 services available to you.
To start viewing your email, open the mail app from your home screen.