If you need to change the credit card used for billing in Tanda for your next payment, you can update this within your account.
Hover over the Settings cog in the top right corner and click on Account & Billing:
Under Payment Method click on on Add a new credit card and follow the prompts to enter the new details.
Once you've finished, you will return to the Account Details page where you can verify the new card details.
If you want to change to Direct Debit, please email firstname.lastname@example.org