Lock Fn Key Windows 11 |best| [2024]

For permanent, pre-boot behavior:

Here are the methods, ranked from the easiest to the most advanced.

Most laptops include a built-in "Fn Lock" toggle. Look for a small padlock icon on your keyboard, typically located on the or Caps Lock keys. lock fn key windows 11

If the methods above do not work, you must change the behavior deep in your computer's system settings. This works for almost all laptops.

If your keyboard doesn't have a dedicated lock key, or if you prefer a software setting, use the Windows Mobility Center. For permanent, pre-boot behavior: Here are the methods,

On some devices, you must hold Fn + Esc for three seconds to activate the lock. 2. Windows Mobility Center

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\i8042prt\Parameters pre-boot behavior: Here are the methods

How to turn off the Function Keys on my PC - Microsoft Learn