its saying that there was a Secure Connection Failed
it wont load google youtube facebook or yahoo and its not just on fire fox its on all mine
Opaite Mbohovái (1)
Separate Issue; Your System Details shows;
Installed Plug-ins
Shockwave Flash 18.0 r0 Shockwave Flash 17.0 r0
Adobe Shockwave for Director Netscape plug-in, version 11.6.5.635
Having more than one version of a program may cause issues.
You must remove the older programs. Then get the current full installer.
Flash: Grab the uninstaller from here: Uninstall Flash Player | Windows Uninstall Flash Player | Mac
Then reinstall the latest version.
Flash Player Version 18.0.0.160
https://www.adobe.com/products/flashplayer/distribution3.html
Shockwave Director: Shockwave Standalone Installer / Uninstaller{web link} Shockwave Director Version 12.1.8.158 http://get.adobe.com/shockwave/
What anti-virus / other programs are you using? As a test, disable it.