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If a site doesn’t use HTTPS, Firefox will be unable to connect to the site. With the new HTTPS-Only option in Firefox, it will: Always attempt to establish a fully secure connection to every website you visit. On the right side, scroll down to the HTTPS-only mode under Security.In options, click on Privacy and security.Open the menu ( Alt + F ), and click on Options.To Enable or Disable HTTPS-only Mode in Mozilla Firefox, Once you disable this feature on your security software, you should try visiting the website again. Once you find it uncheck the box that indicates if it is enabled.
To fix this, you need to visit the settings option of whichever security software that you are using and locate the SSL scanning feature of the software.
How do I fix secure connection failed in Firefox?
click the padlock or “i” icon in the address bar, then the “>” button, then More Information, and finally the “View Cookies” button. (menu bar) Tools > Page Info > Security > “View Cookies”. right-click (on Mac Ctrl+click) a blank area of the page and choose View Page Info > Security > “View Cookies”. How do I allow insecure websites in Firefox? Select the Everything to clear all your Firefox browser history. Click the Clear History button located under the History category. Click the Menu button in the top right of the screen. How do I get rid of insecure connection in Firefox? Understand we are manually modifying Firefox’s default settings. If you see the “This Might Void Your Warranty” page, click the blue “I accept the risk!” button. Here’s how to disable Firefox insecure password warnings: Open a new tab, paste about:config into the address bar and hit enter. How do I get rid of insecure password warning in Firefox? 10 Can I delete expired trusted root certificates?. 9 How do I delete expired SSL certificates?. 4 How do I fix secure connection failed in Firefox?. 3 How do I allow insecure websites in Firefox?. 2 How do I get rid of insecure connection in Firefox?. 1 How do I get rid of insecure password warning in Firefox?.