How do I update (add or delete) my credit card information? Updated May 02, 2021 22:20 If you need to update, add or delete your credit card information log in to your online myAccount. Click here: https://estore.zonealarm.com/myaccount/ Once you're logged in click on 'Payment Methods' In the "Payment Methods" section of your account, you can add new cards, update expiring ones or simply remove all the cards associated with your myAccount. After you have updated your information click the Save button Now your information has been updated in our records.