What should I do if the Win7 system security certificate expires?

I believe that everyone has encountered the problem of expiration of the security certificate. If the local date and time are correct, then we can try to re-install the certificate of the website, so that the problem of expiration of the security certificate can be solved. . Some users responded to their own Win7 system. When opening a webpage today, the security certificate expires. What is this security certificate? How can it expire? Now let me talk about the solution to the failure of the Win7 system security certificate.

The specific operation method is as follows:

1. Press Windows + R to open “Run”, enter “mmc”, click “Confirm”, open the console; Br>

2. Click on “File=”Add/Remove Snap-in 

3. In the list on the left side of the pop-up window, select “Certificate">click “Add” ;

4. Select “My User Account” in the account of the Certificate Management Unit, click “Complete";

5. The list on the right has "Certificate" After the unit, click on “Confirm”;

6. Expand “Certificate"=">; Trusted Root Certification Authorities"=" "Certificate" Find the certificate you need to delete and delete it.

7. Re-open the website that requires the certificate. This is the website that will prompt you to install the certificate. Click ““View Certificate” and click &ldquo ;Install the certificate”="“Install to a trusted root certificate Agency & rdquo;

The Win7 system security certificate expired how to solve the solution is introduced here, if you open the web page also prompts you that the security certificate expired, then you can follow the above steps to solve. If you do not encounter such a problem, users can also refer to the reference! So that you won't meet it next time. So still learn a little better.