Microsoft and Dell push driver updates constantly. Sometimes, a fresh update deletes the Dell Power Manager or Dell QuickSet drivers. These are the translators between your finger pressing the key and the computer understanding the command. Go to Dell’s Support site, enter your Service Tag, and reinstall the latest Keyboard Driver and System Utilities .

So, take a deep breath. Unstick that caps lock rage. And go press Fn + Esc . You’ll feel like a wizard.

One minute you’re trying to turn down the volume because a Zoom meeting started blasting, or dim those blinding laptop lights at 2 AM. The next minute? Nothing. You press through F12 like a piano player having a stroke, and the screen just stares back at you, silent and smug.