There are three possible reasons why you cannot subscribe to dua.com Premium.
- Your debit card is not a Credit Card or Debit Card
- You must add another payment method (only for iOS devices)
- You are an Android user in Kosovo (Use a VPN to change your location), and the Play Store does not accept payments.
There is a fix for each of these problems. To find out how to fix each one, click on the corresponding link.
If you still can't purchase Premium, Submit a request for further assistance.