Follow the the instructions for adding your first email account.
To Setup your email on Android phone.
Step 1. Click on the email icon
Step 2. Click the cog
Step 3. Click Add Account
Step 4. Click on Office 365
Step 5 .Put in your username and click next
Step 6. Put in your password and click sign in
Step 7. Click Accept on Terms and conditions
Step 8. Click Apply on Security settings
Step 9. Choose 1 mnth to sync and sync contacts calanders and task then click done