You are able to remove any email accounts that you have set up on your device. Removing an email account from your device does not delete the email account.
1.
From the Settings app, scroll to and tap Accounts and backup.
2.
Tap Manage accounts.
3.
Select an account.
4.
Tap Remove account.
5.
Tap Remove.
6.
You've completed the steps!
1.
From the Settings app, scroll to and tap Accounts and backup.