Add a compact menu button to the navigation toolbar, and hide the menu bar.
This extension add a "Compact Menu" button to the navigation toolbar, and hide the menu bar.
To press the button or Alt-key then "Menu" open.
After installation, a "Compact Menu" button is added to left side of the navigation toolbar.
If you want to customize it or, right-click on menubar and choose "Customize...", drag "Menu" button, "Compact Menu" button, "Bookmarks" button to the position where you like on toolbar, then click Done.
To avoid any possible conflicts, please uninstall any other Compact Menu versions first.