Why can’t I use my $10 on my Apple ID

Hi, and welcome to the Apple (user-to-user) Community.

Wondering if your device is signed in to your Apple ID account ok.

Sign in with your Apple ID - Apple Support

See if Apple Balance can be used ok as a Payment method in your country or region:

Payment methods that you can use with your Apple ID - Apple Support

For some purchases Apple requires a valid credit card listed in your Apple ID account, 

even if the payment is being made with Apple Account Balance

What you can buy with your Apple Gift Card or Apple Account balance - Apple Support

All the best :-)