You can easily update your existing payment details at any time in ClientZone by following the steps below:

1. Log into ClientZone.
   
2. Click on the ‘Billing’ tab.
   
3. Once in the Billing section, click on the ‘Manage Payment Details’ button.
   
4. Select the payment details that you want to update, by clicking on the applicable link in the right hand list.
   
5. Edit your payment details on the left hand side and click on ‘Update’ to confirm and save your changes.