1. Locate and press the Settings icon.

2. Select Mail, Contacts, Calendars… 

3. Select the Email account for which you want to update the password.

4. This is where you can update your email password. You should only have to do this if your email password has changed. Enter your new password, and press Done when finished.

5. Press Done again.

6. The email password has been updated on the iPad.

You now know how to change your email password in your iPad.