this is the guide
The update must take place 24 hours before the start of your plan’s next payment cycle to ensure your account is updated in time for your next payment. You must add a new credit card before removing the one currently associated to your account.
To update your payment method Go to My Plans in your account. Click on Manage > Payment method.
Once your payment method has been updated in your Fizz account, you must associate it to each plan you want to pay with that card. That is not done automatically. To associate your payment method to each of your plans:1. Log into your Fizz account.2. Select the plan, and click on Manage/Payment method
You can use a Visa or Mastercard credit card (including prepaid), or a Visa Debit card to pay for your Fizz plans.
Other cards such as debit cards, American Express (Amex), Dinners, and others are not accepted. Foreign credit cards are also not accepted.
Once your payment method has been added to your Fizz account, you must associate it to each plan you want to pay with that card. That is not done automatically. To associate your payment method to each of your plans:1. Log into your Fizz account.2. Select the plan, and click on Manage/Payment method
When you enter the information for your payment method, the billing address associated to your card must correspond to the address you declared to your bank for that card. The right info must be entered in the corresponding fields, and the address needs to be 100% identical. Pay attention to the following items:
Tip: Make a copy and paste of what is written in your bank account.
If the address and postal code that you associate to your payment method are not identical to that declared to your bank, you won’t be able to add this payment method.
If a message informing you that you have reached the maximum number of attempts pops up, contact our Customer Service team: log into your Fizz account and simply click on the chat bubble located in the lower right-hand corner during our business hours.