How to change your email password on your iPhone
This tutorial will show you how to change your email password on your iPhone.
1 First, locate and press the "Settings" icon. It may be on a different screen or in a different location than shown here.
2 Then select "Mail, Contacts, Calendars".
3 Select the email account for which you want to update the password.
4 Then select the email account here.
This is where you can update your email password. You should only have to do this if your email password has changed.
5 Enter your new password here.
6 When finished, press "Done".
That's it! The email password has been updated in the iPhone. You now know how to change your email password in your iPhone.