How to change your email password on your iPhone This tutorial will show you how to change your email password on your iPhone. First, locate and press the Settings icon. It may be on a different screen or in a different location than shown here. Scroll down... Then select Mail, Contacts, Calendars. Select the email account for which you want to update the password 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. Enter your new password here When finished, press Done Thats it! The email password has been updated in the iPhone. Lets return to the home screen by pressing the Home button on the iPhone You now know how to change your email password in your iPhone.