Most people panic and slam the Start menu, then fumble for the profile icon, then click “Lock.” By that time, the damage is done. They’ve already seen your guilty screen.
Windows Key + L
That’s it. Press the flag key and the letter “L” simultaneously, and your screen instantly snaps to the lock screen. It’s faster than slamming a laptop shut. It’s quieter than a mouse click. And it works even when your system is frozen mid-thought. shortcut to lock screen windows 11