1. Open iTunes and click to enter iTunesStore. Click the logged-in AppleID on the left, select "Account" in the drop-down list, and enter specific account information.

2. Go to the order where the application to be refunded is located.

3. Open the order containing the products that need to be refunded, click the report problem below, and then add a link to report the problem after each item in the order list. Click on the item that needs a refund, and jump to official website's question feedback page.

4. Select the question type in the drop-down menu, select the appropriate one, describe your situation in detail and click "Submit".