Why do I need SMS verification every time I buy an app paid by UnionPay in my app store? Things you didn't need before,

Open the App Store application from the desktop, turn to the bottom of the homepage and click on your Apple ID account to select and re-improve the bank card information. The credit card is to re-enter the verification security code, wait for UnionPay to send a verification message, fill it out and submit it, and then verify it successfully.

1. Iphone point settings to be entered.

2. Click iTunes Store and App Store to enter.

3. click the Apple ID. If not, set it. If so, click directly! Select View Apple ID, enter password, select "OK" to enter account settings, and click payment information.

4. You can set up a bank card after entering, and select None.

5. Go back to the previous page, click on the country or region, select China after entering, and the welcome page will appear.