Tap Settings > Accounts > Add account > Email.
Type your full email address, for example email@example.com and your password, and then select Next.
If prompted, accept the defaults on the Exchange server settings page, and select Next. If your device can't connect, enter the following account information, and then select Next.
Domain\Username Type your full email address in this box, for example, firstname.lastname@example.org If Domain and Username are separate text boxes in your version of Android, leave the Domain box empty and type your full email address in the Username box.
Password Use the password that you use to access your account.
Exchange Server Use the address of your Exchange server. The server for Office 365 is outlook.office365.com.
As soon as your phone verifies the server settings, the Account Options page displays. Select the options for how you want to receive your mail, and then select Next.
Select Done to complete the email setup and start using your account.
Note You may need to wait ten-to-fifteen minutes after you set up your account before you can send or receive e-mail.