How to Remove Security Certificate error on Internet Explorer

Had the same problem on Windows 7 where any secure website would give an invalid certificate error message in any browser for Chrome, IE, and Firefox. As a solution, I found the Browser Safeguard in my programs and deleted.

了解 Internet Explorer 中的憑證錯誤：什麼是憑證錯誤、憑證錯誤的意思，以及應該如何處理。

Learn about certificate errors in Internet Explorer: what they are, what they mean, and what you should do about them.

Site is Not Secure warning happens if website you're visiting has an invalid security certificate. However, you can try these steps to fix this on your own.

Close the registry editor and open Internet Explorer to see if the certificate error problem is fixed. A certificate error message in Internet Explorer is designed to pop up when the browser detects a website’s security certificate contains invalid