How to resolve payment issues - iOS in-app purchases

If the App Store is unable to process your payment, you will see a “Payment Failed” screen. Follow these https://support.apple.com/en-us/HT201266 Note: You can also use a different payment method from the one registered with the App Store (e.g., a different credit card, PayPal, Bitcoin, etc.) or Contact the ProxyMaster Support Team for assistance.