An error can sometimes occur during the purchase process on the App Store.
The causes vary, but please try the troubleshooting steps below.
1. Check and Update Your Payment Information
The most common cause of errors is an expired credit card or an exceeded credit limit. In fact, one user reported a case where “an error appeared at purchase, but switching to a different credit card allowed the purchase to go through normally.”
How to fix it:
- Open the Settings app and check or update your payment method under “Apple ID” > “Payment & Shipping.”
- Removing your credit card once and re-registering it can also be effective.
2. Check Your Network Connection
If your internet connection is unstable, the purchase may not be processed correctly. Please check the status of your Wi-Fi or mobile data connection.
3. Restart iOS
There may also be a temporary system error. Restarting your device can sometimes resolve the problem.
4. Contact Apple Support
If the steps above do not resolve the issue, contacting Apple Support will allow you to identify the detailed cause and receive assistance.
We hope this article helps with your purchases on the App Store, including the calendar app “months.”