Log into the Customer Portal. Click on "ACCOUNT" at the top of the screen, then click "Edit" to the right of "Password."
On the following screen, you'll be asked to type in the following:
- Your Current password
- Your New password
- Your New password again (for verification)
Your new password should be between 8 and 64 characters with an uppercase letter, a lowercase letter, and a number.
When you're done, click "Save."