To bookmark a page, just click on the star in the address bar. The star will turn blue when the page is bookmarked and a window will pop up, so you can name, move or tag your bookmark. To bookmark all open tabs in a window at once: Select Bookmark All Tabs… from the Bookmarks menu.
How do I find my favorites on Firefox?
You can view all of your bookmarks and folders when you click the Bookmarks menu item in the Firefox Menu bar, if you enable the Menu bar. You can also add a Bookmarks menu button to your Firefox toolbar.
How do I manage favorites in Firefox?
Click Bookmarks and then click the BookmarksManage Bookmarks bar at the bottom. Click on the folder that holds the bookmark you want to move. Drag the bookmark over the folder you want it moved to. Release the button to move the bookmark into the folder.