Why is there no SMS notification for WeChat cash withdrawal?

Limited management methods, mobile phone number is not bound.

1. restrictions on network security management measures: according to relevant regulations, banks can confirm the withdrawal operation by email, wechat or website, but not by SMS. For the sake of network security, prevent short messages from being maliciously intercepted or tampered with, and protect the safety of users' funds.

2. The user is not bound with the mobile phone number: the user is not bound with the mobile phone number in WeChat, and cannot receive SMS notification. Binding mobile phone number is a common security measure, which can ensure that users receive important account changes and withdrawals in time. The user has not bound the mobile phone number, so complete the binding as soon as possible to ensure the security of the account and know the withdrawal situation in time.