How to apply for a refund of Apple's deducted subscription fee?

Taking Apple 13 and iOS 15. 1 systems as examples, the method of applying for a refund for Apple's deduction subscription is as follows:

Click technical support.

Open Apple's mobile phone, enter Apple's mobile phone interface, find Apple's Safari browser, search in the browser, enter Apple's official website, and click technical support on official website's homepage.

Click Bills and Subscriptions.

After clicking technical support, a new interface will pop up. In the new interface, slide the page up and click on the bill and subscription in the page.

Click to apply for a refund

After entering the billing and subscription interface, click the Apply for Refund option at the top of the page.

Enter the link to apply for a refund

Check the refund process in the page, click the link to enter the refund, and complete the refund according to the prompts.

If Apple mobile phone wants to unsubscribe from the service, it needs to open the settings, select iTunesStore and AppStore, click AppleID, and then select the View AppleID option in the pop-up window. Select Subscribe to view all subscribed services, select the items you want to unsubscribe from, and then click the red unsubscribe.