The method is simple but varies slightly by model. Look at your —on most Dell laptops, it will have a small padlock icon with the letters "Fn" inside or next to it.
:
The Function Lock key is a small but mighty tool that lets you customize your Dell laptop to match how you actually work. By learning to toggle , you can switch between controlling volume and executing software commands in an instant. Take ten seconds today to test both modes—you’ll be surprised how much smoother your daily workflow becomes when your keyboard finally does exactly what you expect it to do. function lock dell laptop