The browser always prompts "a security certificate has a problem" what to do

Method One: Set the system time

1 Click Start-Control Panel, open Control Panel.

2 in the Control Panel, locate the always language and area and open it.

3 Click to set time and date.

4 Select Internet time. Click Change Settings.

5 tick sync with Internet time server. then click OK.

Method Two: Install the certificate

If you have already downloaded a certificate to a website, you can just install it. First open your browser, click in a blank location, and then check the menu bar.

Find the tool in the menu bar and find Internet options in the Tools Drop-down menu.

In Internet Options, click on the content.

Locate the certificate in the Content tab and click it.

Click on a trusted certification authority

Then click on the import, follow the prompts step-by-step can be completed.