Fix Phone Certificate For Free

The SSL error may be because of some malware/virus, and the only thing that can solve it in this case is a Factory Data Reset. You can reset your phone by navigating to Settings >> Backup and Reset >> Factory data reset.

The reason the above error appears is that your phone's unable to validate the certificate. This happens when something's wrong with that site's certificate, your phone's date and time settings are not correct, or you're using an outdated web browser version.

How to Fix SSL Certificate Error Diagnose the problem with an online tool. Install an intermediate certificate on your web server. Generate a new Certificate Signing Request. Upgrade to a dedicated IP address. Get a wildcard SSL certificate. Change all URLS to HTTPS. Renew your SSL certificate.

If the certificate is expired, the user's browser has no way to validate the server. That means it can't definitively tell you if the website presenting this certificate is its rightful owner. That's going to cause a browser error that says your connection is not secure.

This often means that the security certificate was obtained or used fraudulently by the website. A website is using a certificate that was issued to a different web address. This can occur if a company owns several websites and uses the same certificate for multiple websites.

Go to Settings > More > Application Manager and find the browser on which you are getting the Security Certificate error like Chrome or any other browser you use. Now, click on Clear Data and then Clear Cache to remove temporary files stored in the browser. Finally, restart your mobile.

Removing Cookies in Google Chrome It will load all cookies for the website. Now use Remove All Shown to delete all cookies or use the Trash bin icon to delete one by one. This should fix the error, This certificate has expired or is not yet a valid error.