1. Open "Settings" on the device.
2. Scroll down to "Passwords & Accounts.
3. Tap "Add Account."
4. Select the option for "Google" from the list. 
5. Enter your UMD Gmail address in the e-mail field. 
6. You will be redirected to CAS. Enter your directory ID and password. 
7. Complete your multi-factor authentication step. The image below shows a situation in which the mobile device being used for Mail is also the Duo MFA device. 
8. Select which data you would like to sync from your account for your Apple mobile device. 
9. Open the Apple Mail app on your device to access your mail. 

Optional steps to label your account with a different name:

1. In “Settings”, tap on “Passwords & Accounts” again.
2. Select the account you would like to modify the display name of. In this particular case, it would be the one labeled "Gmail" that you just created. 
3. You can change the “Description” to something else like “UMD Gmail.”