On Start, flick left to the App list, tap Settings, then tap Email + accounts.
Tap Add an account > Exchange.
Tap the Email address box, then type your email address, firstname.lastname@example.org.
Tap the Password box, then type your password.
Tap Sign in.
If the phone finds your account settings, your email, calendar and contacts will be synchronised to your phone, and you can skip to step 8. If not, continue to the next step.
On the Outlook screen, do the following, then tap Sign in:
Verify that your email address appears correctly.
Tap Show password, then verify that the password is correct.
Verify that the username is correct.
For example, if your work email account is on Microsoft Exchange Server and your email address is email@example.com, you would type kevinc for the username.
If the correct settings can't be found, tap Advanced, do the following, then tap Sign in:
Tap the Server box, and enter the server address.
Tap Show all settings, then verify that the Server requires encrypted (SSL) connection setting is correct.
If the New password needed message appears after a few moments, tap Set, tap the New password box and enter a password that meets the security requirements. Tap the Confirm password box and type the same password, then tap Done.