Laptop, How to Change the Function Keys as F1 to F12?
You can press Fn+Escape to toggle. This works in linux too.
or, in Microsoft Windows, you can use a Dell util.
- press the ❖ Window key
- type “mblctr”, Enter to open the Windows mobility center.
- there, you'll find a box to let you switch F1 to F12 as function keys.
Go to system preference, keyboard panel.