Make sure that toolbars like the "Navigation Toolbar" and the "Bookmarks Toolbar" are visible: *"View > Toolbars" or "Firefox > Options" Open the Customize window to set which toolbar items to display: *View > Toolbars > Customize *Firefox > Options > Toolbar Layout *If missing items are in the toolbar palette then drag them back from the Customize window on the toolbar *If you do not see an item on a toolbar and in the toolbar palette then click the "Restore Default Set" button to restore the default toolbar set up *http://kb.mozillazine.org/Toolbar_customization You can check for problems with the localstore.rdf file if this hasn't solved it. *http://kb.mozillazine.org/Corrupt_localstore.rdf

Have you tried updating to the latest version, Video Download Helper 4.9.11? *https://addons.mozilla.org/en-US/firefox/addon/video-downloadhelper/ Have you checked your Options in VDH? ''Add-ons > Extensions > Download Helper'', General tab Have you tried to locate the icon in the Toolbar Customize palette and drag it to the toolbar? *See - https://support.mozilla.org/en-US/kb/customize-firefox-controls-buttons-and-toolbars#w_how-do-i-customize-or-rearrange-toolbar-items There should also be an icon in the Add-on bar at the bottom of the Firefox window depending on your VDH Options (see above). *Show/hide the Add-on bar - https://support.mozilla.org/en-US/kb/add-on-bar-quick-access-to-add-ons#w_how-do-i-show-or-hide-the-add-on-bar VDH documentation - http://www.downloadhelper.net/documentation.php VDH forum - http://forum.downloadhelper.net/ ----------------------------- Other - You should check your Plugins and update as needed. #Check your Plugins - https://www.mozilla.org/en-US/plugincheck/ #Shockwave Flash 11.4 r402 #*https://support.mozilla.org/en-US/kb/keep-flash-up-to-date-and-troubleshoot-problems #*https://support.mozilla.org/en-US/kb/install-flash-plugin-view-videos-animations-games #Adobe Shockwave for Director Netscape plug-in, version 11.6 (not the same as Adobe Flashplayer/Flash/Shockwave Flash) #*http://kb.mozillazine.org/Shockwave #*Download, save, close all browsers, run the installer you just downloaded - http://get.adobe.com/shockwave/