Its built-in Sleep Mode feature helps you get the most out of your RAM and CPU power so you have the resources you need at startup. AVG TuneUp lets you turn off all non-essential applications and put them to sleep automatically. If your PC or laptop displays a black screen on startup, try disabling some startup apps to optimize your boot. Here are some ways to fix a Windows black screen before login: 1. You’ll just need to target the actual cause of your particular black screen issue. Solutions for a black screen - before logging inĪ black screen before your Windows login screen appears is usually easy to fix. If these solutions don’t work, don’t worry: we’ll guide you through the necessary steps to diagnose and fix the issues causing the black screen of death, both before login and after. Or, hold the power button for 10-15 seconds to reboot your device completely. Similar to Windows 10, you can use a keyboard shortcut - Windows logo key + P or Ctrl + Alt + Del - to wake up your Windows 11 screen. If your computer won’t reboot and displays a black screen again, see the section below on fixing a black screen before login. Hold down the power button for 10-15 seconds to do a hard reset on your laptop or PC and reboot your computer. If the issue causing your Windows 10 black screen is a simple one, a keyboard shortcut can help solve it. Use the keyboard shortcut Windows key + P or Ctrl + Alt + Del to reset the screen’s graphics system.

Here are some quick ways to fix a black screen on Windows 10: The black screen of death appearing on our own Windows 10 machine. But in serious cases, you may need to perform a system restore or reinstall the operating system (OS). Sometimes you can resolve a black screen on Windows 10 or 11 by rebooting your device. You can get a blank or black computer screen on startup, while updating software, or in the middle of device usage.

Computer screen turns black and white