What should I do if my screen flickers or freezes for a moment?
You'll be able to: Reset and restart the graphics driver without rebooting your computer
- Risk
- Safe to try
- Windows
- Windows 11 · Windows 10
Filed under Fix a problem
The steps
- 1
Make sure your computer is powered on and your monitor cables are securely plugged in. Your screen may show frozen visuals, visual glitches, or temporary blackness while background sound still plays.
What does this shortcut do?
Windows has a built-in emergency recovery shortcut that immediately reloads the video subsystem and graphics driver without closing any of your open apps or losing unsaved work.
- 2
Hold the WinCtrlShift keys together, and press the letter B. The screen blinks black for a split second and you hear a short beep from your computer.

- 3
Wait two seconds without pressing any other keys. The display lights back up completely refreshed, your apps remain open right where you left them, and graphics glitches clear away.
It looks different on my screen
If your screen remains completely black with no sound or response at all, press CtrlAltDelete to open the system security screen, or hold the physical power button on your PC for 10 seconds to restart.
Did this work?
Updated 2026-08-29اقرأ بالعربية