1. From the home screen, swipe up.
   
2. Tap Email.
   
3. Tap the Mail tab.
   
4. Tap Settings.
   
5. Email options will be displayed.
   
6. To change the email signature of an account, tap the desired account.
   
7. Tap Signature.
   
8. Enter the desired signature, then tap OK.
   
9. To edit email sync frequency, tap Inbox Check Frequency.
   
10. Tap the desired option.
    
11. Tap Add Account, then follow the on-screen instructions to add a new account.
    
12. To remove an account, tap the desired account.
    
13. Tap Delete Account from Device.
    
14. Tap OK.