Version 5 is the latest non-beta version of Firefox. Version 4 is history.

The current version of Firefox 3.6.x is 3.6.18. Your version is 3.6.13; you need to update. Currently Mozilla will continue support for Firefox 3.6.x for a few more months under their old support policy The '''Final Release version''' of Firefox 4 was released on or about March 22, 2011. There will be no further updates to Firefox 4 for security or other issues unless Mozilla changes the current policy. Under the new quick release program for Firefox, beginning with Firefox 5, support for the previous version (Firefox 4, for example) will end immediately. Firefox 6 and 7 are currently scheduled for release later this year. The '''Final Release version''' of Firefox 5 was released on June 21, 2011. Get Firefox 5 by clicking Help > About <br /> -------------------------- <br /> '''You need to update the following.''' The Plugin version(s) shown below was/were submitted with your question and is/are out of date. You should update to avoid known security issues with the version(s) you have installed. Click on "More system info..." to the right of your question to see what was included with your question. *Next Generation Java Plug-in 1.6.0_24 for Mozilla browsers #'''''Check your plugin versions''''' on either of the following links': #*http://www.mozilla.com/en-US/plugincheck/ #*https://www-trunk.stage.mozilla.com/en-US/plugincheck/ #*'''Note: plugin check page does not have information on all plugin versions''' #*There are plugin specific testing links available from this page: #**http://kb.mozillazine.org/Testing_plugins #'''Update the [[Java]] plugin''' to the latest version. #*Download site: http://www.oracle.com/technetwork/java/javase/downloads/index.html (Java Platform: Download JRE) #**'''''Be sure to <u>un-check the Yahoo Toolbar</u> option during the install if you do not want it installed. #*Also see "Manual Update" in this article to update from the Java Control Panel in Windows Control Panel: http://support.mozilla.com/en-US/kb/Using+the+Java+plugin+with+Firefox#Updates #* Removing old versions (if needed): http://www.java.com/en/download/faq/remove_olderversions.xml #* Remove multiple Java Console extensions (if needed): http://kb.mozillazine.org/Firefox_:_FAQs_:_Install_Java#Multiple_Java_Console_extensions #*Java Test: http://www.java.com/en/download/help/testvm.xml