Use bookmark folders to organize your bookmarks
Firefox allows you to group your bookmarks into folders to organize them by topic or task, etc. This article explains how to organize your bookmarks this way.
Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window
Learn how to use the Bookmarks toolbar in Firefox for quick access to often-used bookmarks.
Remove the Other Bookmarks folder from the Bookmarks Toolbar
How to remove the Other Bookmarks folder from the Bookmarks Toolbar in Firefox
Restore the default Smart Bookmarks Folders
Learn how to restore the default Most Visited or Recent tags "Smart Bookmarks" folders if you deleted them.