If you purchased a subscription via the website and you'd like to change the payment method or credit card details, you can do this directly at www.flightradar24.com.
To change your payment method or details, go to flightradar24.com > Click the user icon in the top right corner of your screen > Select Billing (or go to this link directly: https://www.flightradar24.com/account/billing) > Click "Change payment method" > Enter your new card details or select other payment methods (PayPal or Google Pay, for example) > Click "Update payment method". Once all steps are completed your new payment method will be saved.
Please see our screenshots below for more details and don't hesitate to contact us if you have any questions or need any help. If you purchased your subscription via the App or Google Play Stores, you can change your payment methods in your iTunes or Google Play account directly.