How do I change my payment method on T Mobile?
How do I change my payment method on T Mobile? Go to the Settings tab. Select the three dots for the selected account, then select Edit Payment Arrangement. You can only change the payment method (not the amount) and it cannot be changed within 24 hours of a scheduled installment.
How do I remove a payment method from T-Mobile App?
Open the T-Mobile app. On the home page, choose Update payment method. Select Delete payment arrangement. Choose Yes, delete > Done.