• On your phone's home screen, select:

Settings > Mail > Accounts

• Select your Olin email account
• At the bottom of the screen, press Delete Account.

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• You will see a confirmation page. If you are sure you wish to delete your Olin email from your phone, select Delete from My iPhone. Otherwise, press Cancel.
• After a few moments, your account will be deleted.

• If you were deleting your Olin email to reset your phone configuration, you can now continue to Add Olin Email to your iPhone/iPad/iOS Device