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The secure connection feature on Firefox checks to make sure the website certificate and the connection method are secure when users are attempting to access a site. If the browser identifies an issue and if Firefox cannot establish a secure connection, users will see an error message. The secure connection failed error could be the result of unsupported TLS version or incorrect system date. Since there could be different reasons why the error occurred, it is best that you call the Mozilla Firefox helpline number to implement the correct solution.
You should not take the connection errors lightly because they could pose a security threat. You can also go through this blog to get an overview of how you can fix the connection error by changing the browser settings.
The best way to fix the “Secure Connection Failed” error in Firefox is to change the browser settings and edit the SSL data. You can refer to the steps below to make the necessary changes:
Step 1: Open your Firefox browser and go to the Location bar.
Step 2: Type ‘about:config’ in the search box and press Enter.
Step 3: A warning page will appear, “This might void your warranty!”
Step 4: Select the option that says“I’ll be careful, I promise!” and continue.
Step 5: On the ‘about:config’ page copy: security.ssl.enable_ocsp_stapling
Step 6: Paste the copied text in the search field and double-click on it.
Step 7: After you double-click the text to make it false you can close the page and exit Firefox.
Whenever a website that requires a solid (HTTPS) association attempts to protect correspondence with your PC, Firefox cross-really looks at this endeavor to ensure that the site authentication and the association strategy are truly secure. In the event that Firefox can’t lay out a protected association, it will show a Secure Connection Failed or Did Not Connect: Potential Security Issue error page.
Certain safe association disappointments will bring about a Did Not Connect: Potential Security Issue error page.
The error page will incorporate a portrayal of the potential security danger and an Advanced… button to see the mistake code and other specialized subtleties. There is no choice to add a security exemption for visit the site.
A few sites have a go at utilizing obsolete (presently not secure) Transport Layer Security (TLS) instruments trying to get your association. Firefox safeguards you by forestalling route to such locales on the off chance that there is an issue in safely laying out an association. Contact the proprietors of the site and request that they update their TLS variant to an adaptation that is as yet current yet secure.
Since Firefox rendition 78, the base TLS adaptation permitted as a matter of course is TLS 1.2. Sites that don’t uphold TLS adaptation 1.2 or higher will show a Secure Connection Failed mistake page with Error code: SSL_ERROR_UNSUPPORTED_VERSION and a message that says, This site probably won’t uphold the TLS 1.2 convention, which is the base rendition upheld by Firefox. For more data, see this Mozilla blog entry.
Related Article: Firefox Not Responding Or Hangs
Once you are done with the changes mentioned above you can restart your Firefox browser and check if the issue is resolved. In case the connection error persists you will need to call the Mozilla Firefox customer service number and ask for help. Qualified technicians and Firefox software experts are available 24 hours a day to give you advanced solutions for any problem related to your browser. You will get a step-by-step guide so that you can troubleshoot the Firefox issue as soon as possible and carry on with your work.
Here are three methods that you can follow to fix this error.
A). Update your firefox settings:
B). Disable the VPN or proxy
C). Temporary turn off the security software
To fix the secure connection, these below mentioned are the methods that can help you.
Enable TLS 1.0 and 1.1
If your connection is not secure in the firefox, then these are the steps that you can follow to get the problem solved.
Here is the process that you can follow to turn on the secure connection in Firefox.
If you are not able to securely connect the internet connection, then go to the settings page of the security software and search there to find the SSL scanning or SSL filtering feature, then click to uncheck it. After you have turned off the SSL scanning feature, open the same website again to check if the error is solved or not.
