Mac App Store
Q: purchase couldn't be completed
MY purchase through some applications couldn't be completed
Posted on Jul 7, 2016 4:46 AM
by Carolyn Samit,Apple recommended
Apple Watch
Hi,
Check your payment method > Payment methods you can use in the iTunes Store, App Store, and iBooks Store - Apple Support
Change or remove your Apple ID payment information - Apple Support
Posted on Jul 7, 2016 1:38 PM