How do I fix the black screen of death on my iMac?

Hold down Shift + Control + Option and Power button at the same time for 12 seconds. Release all keys at the same time, then reconnect the Power cable and turn the Mac back on again. Next, reboot the Mac again and this time hold down Command+Option+P+R keys concurrently for about 20 seconds, this resets the NVRAM.

What do you do if your Mac is stuck on restart?

Press and hold the power button on your Mac for up to 10 seconds, until your Mac turns off. Then turn your Mac back on. If the issue persists, press and hold the power button until your Mac turns off. Then unplug all accessories from your Mac, including printers, drives, USB hubs, and other nonessential devices.

Why won’t my Mac go past the loading screen?

Shut the Mac down, usually by pressing the power button; Now press the Command, Option, R, P keys for at least 20 seconds (sometimes 30 might produce better results); Your Mac should restart automatically and if it gets past the loading screen then the problem is solved.

Why does my iMac go black screen?

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.

What to do when your iPad screen goes black?

1. iPad with Home button: Press and hold both the Home button and the Power button for at least ten seconds until the Apple logo appears. 2. iPad with Face ID: Press and quickly release the Volume Up button. Press and quickly release the Volume Down button.

How to fix a blank screen on a MacBook Pro?

1 Press and hold the power button for about 10 seconds. 2 Press and release the power button, then immediately press and hold Command (⌘)-R until you see an Apple logo or other image. 3 If you still see a blank screen after about 20 seconds, contact Apple Support.

How to turn your iPad back on after restarting?

1 Press and hold either the volume up or volume down button and the top button until the power off slider appears. 2 Drag the slider, then wait 30 seconds for your device to turn off. 3 To turn your device back on, press and hold the top button until you see the Apple logo.

What does it mean when your iPhone screen is black?

You see a black screen, but you can hear alerts, sounds, and vibrations. The screen remains black, but the device chirps when you unmute it and connect it to power. Your screen is on, but it doesn’t respond when you tap, slide, or try other gestures. You can’t force your device to restart because a button is broken or stuck.