Clear CNNIC certificate under Win 10

The method of deleting CNNIC in Win 10 is the same as the previous Windows system

1. Run the certificate manager of Windows
(execute certmgr.msc to the command line).

2. Select “Trusted Root Certification Authorities =>“Certificate ;The other is "Third-party root certificate authority"=>“Certificate&rdquo ;

3. View the list of certificates on the right. If there is already a CNNIC certificate, skip to step 7. The CNNIC certificate includes China Internet Network Information Center EV Certificates Root and CNNIC Root

4. First go to the “this page” and download the ready-made CNNIC certificate (to be extracted).

5. Right-click on the “Trusted Root Certification Authority” and “=>>“Certificate  In the right-click menu, click "All Tasks"  >“ Import”.

6. An import wizard appears, and the above CNNIC certificate is imported into the certificate list according to the step-by-step prompt.

7. Select the CNNIC certificate and right click. Click "Attributes" in the right-click menu.

8. In the pop-up properties dialog box, select “deactivate all the purposes of this certificate” and then confirm.

9. Finally, to be on the safe side, import these three certificates into the “Untrusted Certificate” (the method is similar to the above).

Note: The above operation is only valid for the current user. If you have multiple common user accounts on your Windows system, do this for each user.