IE browser opens Web page prompts security certificate expiration

If the local date and time are correct, then we can try reinstalling the site's certificate by doing the following:

1, press the Windows + R key to open "run", enter "MMC", click "Confirm", open the console;

2, click "FILE =" Add/delete snap-in;

3, in the pop-up window to the left of the list selected "certificate" in the click "Add";

4, in the certificate Management unit of the account select "My user account", click "Finish";

5, on the right list after the "certificate" unit, click "Confirm";

6, expand the "certificate" = "Trusted Root certification authority" = "certificate", in the list on the right to find the certificate you need to delete, and then delete it;

6, in the reopening of the site that requires certificates, this is the site will be prompted to install the certificate, directly click "View Certificate", click "Installation Certificate" = "Install to trusted Root certification authority" can be.