Update your card on file
How to change your card on file for T-Mobile
T-Mobile AutoPay is an easy place to capture extra rewards every month. You keep every card you carry — this just makes sure T-Mobile renews on the one that earns the most.
Where to update it
In your T-Mobile account: T-Mobile account → Billing → AutoPay.
Step by step
- 1
Log in at t-mobile.com or the T-Mobile app.
- 2
Open Billing, then AutoPay settings.
- 3
Add the card Pikt recommends and select it for AutoPay.
- 4
Save your changes.
Which card?
Not sure which of your cards earns the most on T-Mobile? Pikt links the cards you already carry and shows the best one for every bill — with a plain-English reason and a dollar estimate. No new card, no moving money.
Install Pikt Checkout (2 min)