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“The security certificate has expired or is not yet valid” Solved

Invalid Certificate Solved IT Guru TzI have been facing the security issues on my PC every time i open the browser. This happen to all my browsers including Google Chrome, opera, Uc browser, Internet Explore and Edge. It was a Challenge at first because i did not realize what cause the problem while my PC was operating normal two hours ago.
Then I try to Troubleshooting the problem.

Problem Causes!
1. Time and Date
2. Invalid Certificate


Solving
1. Time and Date
Double-click on the time in the lower right corner on the Task-bar, select “Date and time settings“.
Ensure the time and date with  time zone are set correctly.

2. Invalid Certificate

  • Select “Continue to this website (not recommended)” if you trust the connection to the website.
  • Select the area of the Address Bar that says “Certificate Invalid“.
  • Select “View certificates“.
  • Walk through the wizard to install the certificate. You may have to manually browse to place it in the “Trusted Root Certification Authorities“.

This Problem cause the security issues on the following

  • Entrust Certificate Services 1 Year Advantage SSL Certificate Version Not Applicable Language Not Applicable Platform Not Applicable
  • Entrust Certificate Services 1 Year SSL Certificate Version Not Applicable Language Not Applicable Platform Not Applicable
  • Entrust Certificate Services 2 Year Advantage SSL Certificate Version Not Applicable Language Not Applicable Platform Not Applicable
  • Entrust Certificate Services 2 Year SSL Certificate Version Not Applicable Language Not Applicable Platform Not Applicable
  • Entrust Certificate Services Cert Admin Advantage Server Certificate 1 Year Version Not Applicable Language Not Applicable Platform Not Applicable
  • Entrust Certificate Services Cert Admin Advantage Server Certificate 2 Year Version Not Applicable Language Not Applicable Platform Not Applicable