Lock Fn Key Windows 11 Verified <Top-Rated - 2026>

| OEM | Toggle Combination | |---------------|----------------------------| | Dell, HP, Lenovo (most) | Fn + Esc | | Lenovo ThinkPad | Fn + Left Shift | | ASUS | Fn + Ins or Fn + Fn Lock | | Acer, Microsoft Surface | Fn + Caps Lock | | Logitech external KB | Fn + F12 (with Fn Lock icon) |

If you primarily use F5 to refresh, Alt+F4 to close, or Ctrl+F9 in IDEs, lock Fn to function keys . If you adjust volume and brightness constantly, unlock to media keys . lock fn key windows 11

Test your hardware combo now ( Fn + Esc is the most common), then verify with the F2 key (rename in File Explorer) vs. brightness icon. Master this, and you've reclaimed the top row of your keyboard. brightness icon