1. Check the user name and password: make sure that the user name and password entered are correct, and pay attention to case sensitivity.

2. Clear cache and cookies: Browser cache and cookies can cause login problems. Try clearing your browser's cache and Cookie, and then try logging in again.

3. Try another browser or device: I still can't log in. You can try signing in with another browser or device. Compatibility issues may occur with specific browsers or devices.

4. Check the network connection: Make sure the network connection is normal, and try to refresh the page or restart the network device.

5. Contact technical support: After trying the above methods, you still can't log in. It is suggested to contact the technical support team of safety education platform for help.