IE browser is not supported yet, it is recommended that you use Chrome, Edge, Firefox browsers.
If there is no response after clicking "Login" using the above browsers, please assist us in troubleshooting through the following steps:
1. Hit F12 on the keyboard to enter developer mode
Or click the right mouse button in the blank space of the Web, and inspect (some browsers are "inspected elements")
2. The following interface appears on the right (operate as shown)
1) Click on the Network
2) Enter your username and password in the login box, click "Login"
3) A post/record appears on the right, click the record, copy the text information in Response to Cobo