We provide a very easy and simple method for this.
- Simply Click on your username in the top right after logging in and select 'Billing Settings'.
- On the Account Management page, click on Personal Details & Notification Preferences in the top right.
- Look for the field you wish to update and enter the new information
- Click 'Save Changes' and you're done!
Note that your First and Last Name fields are also used as your display name when posting to the Community.