I can't complete the payment, what should I do?

Check the correctness of the details – the system may have detected an error in the card number or user name
Check the validity period of the card.
Please note that due to restrictions, cards of some foreign banks may not be accepted for payment.
Turn off the VPN.
Make sure your internet connection is stable.
If the payment failed after the first attempt, try to complete the process in a few minutes.
If you cannot solve the problem yourself, please call or write to the Customer Support.