The menu bar at the top of your Mac screen is very useful because it gives you quick access to system settings.
Starting with OS X 10.11 El Captain, users have access to a simple system settings option that allows you to hide the menu bar in automatic mode. In order to call the line at the right time, you only need to move the mouse cursor to the location of the menu bar at the top of the screen.
Step1
If you want the menu bar to hide automatically, visit the System Preferences section in the Apple menu.
Step 2
In the system settings window that opens, select "General".
Step3
Check the box next to "Automatically hide and show the menu bar."
Step4
The system line will disappear immediately, freeing upplace on the screen. To access it, simply move the mouse cursor to the top of the screen. A menu bar will drop out. After you select the desired menu item, the line will disappear again.
Step 5
You can also call up the menu bar.use the keyboard. The default key combination for this command is Ctrl + F2. If you want to change the keyboard shortcuts, visit System Preferences and select the Keyboard option.
Step 6
In the keyboard menu that opens, select the Keyboard Shortcuts tab.
Step 7
In the left pane, click “Keyboard”.
Step8
Make sure that opposite the item“Translate focus to the menu bar” is checked. To change the settings, click on the inscription indicating the key combination to the right of the item “Move focus to the menu bar”. After highlighting the field with the inscription, type a new key combination that you want to use instead of the standard one.
Step9
If the function keys work on your Macis configured by default, then for along with a given key combination you need to press the Fn key. Otherwise, the keys will work according to other standard functions. If you want to set functional commands as standard, you need to change the setting. In the settings menu, go to the "Keyboard" tab.
Step10
Select in the menu "Keyboard" the option "Use function keys F1, F2, etc. as standard".
Stepeleven
Click “X” in the upper left corner to close the system settings window.
Now the menu bar will automatically appearon call and disappear when you are not using it. Simply move the mouse cursor to the top of the screen or use the keyboard shortcut to bring up the system bar.