1. The password for the login account was entered incorrectly. Click Forgot Password to change the password again.
2. Unable to log in because the network is unstable. Check whether the mobile phone network logs in normally again.
3. If the mobile phone is damaged, you can choose to change it and try again.
4. Healthy static code analysis failed, so you can try to refresh the network. In addition, by default, the health code is valid for 7 days. The health code has expired, and you need to declare your health again to get it again.