The File Edit View History Bookmarks Tools Help Menu bar in Firefox is hidden by default. It's also missing when Firefox is in full screen mode or if the file storing your toolbar information has become corrupt. We'll show you how to fix each of these.
If the Firefox Menu bar is missing, it is usually because Firefox is in full screen mode or it is not the selected application. We'll show you how to fix these.
Table of Contents
Show the menu bar again
- Click the menu button , click and choose .
- A new Customize Firefox tab will open.
- Click to save your changes.
Turn off full screen mode
Here's how to turn off full screen mode so you can see the menu bar again.
- Click the menu button on the right side of the toolbar.
- Click the full screen button .
Firefox is not the selected application
Your Mac will always display the menu bar for the program that's currently selected. Look at the name next to the Apple menu in the top left corner of your screen. If it doesn't say Firefox, click anywhere on the Firefox window to select it again.
Fix corrupted toolbars and controls
If the file storing your toolbar information has become corrupt, you can use the Refresh Firefox feature to restore the default toolbar settings and controls. See Refresh Firefox - reset add-ons and settings.