Make sure toolbars like the "Bookmarks Toolbar" are visible. Open the Customize window and set what toolbars (Show/Hide Toolbars) and toolbar items to display. *Right-click empty toolbar area -> Customize *"3-bar" menu button -> Customize *View -> Toolbars<br>You can tap the Alt key or press F10 to show the Menu Bar *check that <u>"Bookmarks Toolbar Items"</u> is on the Bookmarks Toolbar *if "Bookmarks Toolbar Items" is not on the Bookmarks Toolbar then drag it back from the Customize palette to the Customize window to the Bookmarks Toolbar *if missing items are in the Customize palette then drag them back from the Customize window to the toolbar *if you do not see an item on a toolbar and in the Customize palette then click the <u>Restore Defaults</u> button in the Customize palette window to restore the default toolbar set. *https://support.mozilla.org/en-US/kb/customize-firefox-controls-buttons-and-toolbars *https://support.mozilla.org/en-US/kb/navigation-buttons-missing ---- You can check for problems with the <b>places.sqlite</b> database (bookmarks and history) in the Firefox profile folder. *https://addons.mozilla.org/firefox/addon/places-maintenance/ See also: *http://kb.mozillazine.org/Bookmarks_history_and_toolbar_buttons_not_working_-_Firefox *https://support.mozilla.org/en-US/kb/Bookmarks+not+saved#w_fix-the-bookmarks-file