Why is my Mac on but the screen is black?
Matthew Barrera
Updated on April 03, 2026
Sometimes the black screen on Mac is as a result of corrupt information on the startup disk. A simple solution for this is to force your Mac to run diagnostics on the disk by booting it in safe mode. To start-up in safe mode: Power up or restart your Mac.
What do you do when your MacBook screen goes black?
Press and hold the power button for about 10 seconds. Press and release the power button, then immediately press and hold Command (⌘)-R until you see an Apple logo or other image. If you still see a blank screen after about 20 seconds, contact Apple Support.
Why is my Mac not displaying?
Go to System Preferences > Displays, click Scaled and hold down the Option key to show and select the Detect Displays button. Go to System Preferences > Displays and check the resolution and brightness settings. Also, check the display cable connections, and update adapter software if applicable.
How do I restart my Mac in Safe Mode?
How to Use Your Mac’s Safe Mode
- Power on or restart your Mac, then immediately press and hold the Shift key as your Mac starts up.
- Release the key when you see the login screen.
- Log in to macOS.
- You may be asked to log in again.
When I restart my computer the screen stays black?
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.
What do I do if my MacBook screen goes black?
Method 1: Check the Power for Your Mac.
Why does my Mac screen go black randomly?
Since your laptop goes black randomly, there can be two reasons: (1) incompatible display driver software , or (2) a failing backlight, which means a hardware issue. Connect your laptop to an external monitor and check if the screen there goes blank randomly as well. If so, then it’s clearly an OS issue.
How do I fix the black screen on my Mac?
The black screen on wake can usually be fixed by restarting your Mac. To do so, you have to force a shutdown and then turn it on again: Hold down the Power button on your Mac until it shuts down. Now turn on your Mac by pressing the Power button again.
Why does my MacBook Air screen go blank?
The followings are some common causes: Your computer screen is not in a normal state Your laptop battery runs out of power Some third-party apps contain bugs Some startup apps cause the issue Your startup disk encounters issues The Mac OS is not compatible after upgrading And more….
