How to cancel the mobile phone verification code when China UnionPay Express pays the discount meal of Meituan?

China UnionPay Express cannot turn off SMS verification. This is for everyone's account security. Only when the user has opened a small amount of confidential payment, it is not necessary to verify the payment password. How to open confidential small payment: Open the software and click Receive Payment. Select more settings. Click small confidential payment. China UnionPay Express APP has three core functions: payment, discount and card management. China UnionPay Express APP, UnionPay mobile phone flash payment and UnionPay QR code payment are the three major mobile payment products of UnionPay.