Why is my desktop suddenly blank?

The main culprits of black desktop screen Windows 10 problems are a malfunctioning screen, a bad video card or a bad connection. Other causes include a corrupted system file, which manifests with a blinking prompt and a blank screen, a faulty display adapter, or your computer just crashed due to a motherboard failure.

How do you reset a computer with a blank screen?

If your Windows 10 PC reboots to a black screen, just press Ctrl+Alt+Del on your keyboard. Windows 10’s normal Ctrl+Alt+Del screen will appear. Click the power button at the bottom-right corner of your screen and select “Restart” to restart your PC. Your computer will restart normally with no more black screen.

Why will my monitor not wake up?

To wake up a computer or the monitor from sleep or hibernate, move the mouse or press any key on the keyboard. If this does not work, press the power button to wake up the computer. If the monitor does not wake up from sleep mode, ensure that the computer is not in sleep or hibernate mode.

Why won’t my monitors wake up?

Disable Deep Sleep (Dell Monitors) This means you have to manually turn on your monitor when Deep Sleep is enabled. You can do that or just disable Deep Sleep on the monitor. To do this, turn on the On-Screen Display on your monitor, select “Others -> Monitor Deep Sleep,” then disable it there.

How do I fix a black screen on my HP desktop?

Follow these steps to perform a hard reset:

1. Turn off the computer.
2. Disconnect all peripheral devices and remove all USB devices and media cards.
3. Disconnect the AC power adapter.
4. Press and hold the power button for at least 15 seconds.
5. Reconnect the AC power adapter.
6. Turn on the computer.

How do I get my computer to recognize my monitor?

Method 1 – Manually detect Monitor settings

1. Click on the Start button to open the Settings window.
2. Under the System menu and in the Display tab, find and press the Detect button under the heading Multiple Displays. Windows 10 should automatically detect and other monitor or display on your device.