- Log into your account at www.arcgames.com or within the Arc Games client
- Click on your account name in the top right hand corner and select "My Account"
- Click on "Manage Subscriptions"
- Log into the secure billing site with your Account Name and Password
- NOTE: You will need to enter the Account Guard one-time Verification code to proceed if you haven't already saved your browser
- For information on Account Guard please see this FAQ
- Click on "Main Menu"
- Click on "Manage Payment Methods"
- Click "Create a new payment method"
- Enter the complete payment information and click the 'Submit' button
If you would like to know how to remove an existing payment method from your Star Trek Online or Champions Online account please click here.