'''Is the Navigation Toolbar being displayed? ''' Click View > Toolbars. If there is no check mark next to Navigation Toolbar, click it to place a check mark. *https://support.mozilla.com/en-US/kb/Back+and+forward+or+other+toolbar+items+are+missing '''If the Navigation Toolbar is displayed, but elements/buttons are missing''', see: *http://support.mozilla.com/en-US/kb/How+to+customize+the+toolbar *http://kb.mozillazine.org/Toolbar_customization_-_Firefox#Restoring_missing_menu_or_other_toolbars <br /> --------------------------- <br /> Update the following plugins: *Next Generation Java Plug-in 1.6.0_23 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''' #'''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 #*Java Test: http://www.java.com/en/download/help/testvm.xml