1.  Tap Settings > Mail > Accounts > Add account > Email (for older iOS versions, Tap Settings > Mail, Contacts, and Calendars > Accounts > Add account > Email).





2. Tap Google:



3. Enter your full email address and password, then tap Sign In:



4. Tap Allow:



5. If you have 2-Step Verification turned on, please continue.  Otherwise, if you've entered your information correctly, you will be shown the following screen.  Select what you want to sync and press Save:



You have now configured your G Suite email account to your iOS device.


6. If you have 2-Step Verification turned on - after you have entered your password you will be prompted to enter your 6-digit verification code:



7. Switch to your authenticator app, and note the 6-digit verification code:



8. Switch back to the previous application, enter the token, then tap next:



If you've entered your information correctly, you will be shown the following screen.  Select what you want to sync and press Save: