== Issue == Firefox is having problems with certain web sites == Description == I noticed that I have to add the s to the end of HTTP:// on some websites or I'll get an error page. How do I fix it so that HTTPS:// appears on its own? == URL of affected sites == https://facebook.com Yahoo and others == Firefox version == 3.5.7 == Operating system == Windows Vista == User Agent == Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 (.NET CLR 3.5.30729) == Plugins installed == *-The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site. *Default Plug-in *npsnapfish *Coupons, Inc. Coupon Printer DLL *Adobe PDF Plug-In For Firefox and Netscape *npkimi *Google Update *Shockwave Flash 10.0 r45 *iTunes Detector Plug-in *4.0.50524.0 *Office Live Update v1.3 *NPWLPG *Windows Presentation Foundation (WPF) plug-in for Mozilla browsers *Java Plug-in 1.6.0_04 for Netscape Navigator (DLL Helper)