Why can't I apply myself?

First make sure the account number is wrong, and then make sure the password is wrong. You are asking if other students can log in. If you forget your password because you haven't logged in for a long time, then we can try some commonly used passwords and pay attention to the case of passwords. We can also ask the teacher to help us find it. Of course, we will bind a mobile phone number in it and log in through SMS verification.

It may also be a software problem. Many people have used Xue Tong recently, which caused the server to be abnormal. You can log in when there are few people or download and log in again after uninstalling.