- Launch Mail.
- From the Mail menu, select Preferences.
- Click + (Create an Account).
- Select Exchange.
- Complete the following, and then click Continue:
Field What to do... Name Enter your name. Email address Enter your full account email address. Password Enter the password you set for your account.
If you receive a warning that "Internet Accounts couldn't log in to the Exchange server...", complete the following and click Continue:
Field What to do... Description Enter a description for the account. User Name Enter your full email address. Password Enter the password you set for your account. Server Address Type outlook.office365.com
- Click Continue.
- Select the applications you want to link to your Office 365 email address, and then click Done.