Mac Your Computer Has Restarted Because Of A Problem

Posted onby
  1. Nov 17, 2020 Learn what to do if your Mac displays a message that it restarted because of a problem. When starting up from Windows using Boot Camp, your Mac doesn't show an Apple logo or the other macOS screens in this article.
  2. Your computer was restarted because of a problem macOS Catalina. This is a beast of a Mac and well in the premium support window where Apple is highly motivated to.

If your Mac fails to boot properly and you find yourself staring at a blank screen or gray startup screen instead of your desktop, then it's time to try booting in Safe Mode. You need to restart your computer. Hold down the Power button for several seconds or press the restart button. The problem is sometimes due to what is known as a “kernel panic”, an unrecoverable error causing system not to be able to get back on track and requiring a restart. The error generally is caused by third-party software or hardware.

Circle with a line through it

Learn what to do if your Mac starts up to a circle with a line through it (prohibitory symbol).

Question mark

Learn what to do if your Mac starts up to a question mark.

Options with a gear icon

Learn what to do if your Mac starts up to Options with a gear icon.

Blank (empty) screen

Because

Learn what to do if your Mac starts up to a blank screen, such as an empty gray, black, or blue screen.

Apple logo

Learn what to do if your Mac starts up to an Apple logo or progress bar.

Globe with alert symbol

A globe with an exclamation point means that your Mac tried to start up from macOS Recovery over the Internet, but couldn't. Learn what to do if your Mac can't start up from macOS Recovery.

Mac Your Computer Has Restarted Because Of A Problem With Bluetooth

Because

Lock icon

If your Mac is using a firmware password, the lock icon appears when you try to start up from another disk or volume, such as an external drive or macOS Recovery. Enter the firmware password to continue.

System lock PIN code

Your Mac asks for a PIN code when it has been remotely locked using Find My. Enter the four-digit or six-digit passcode to continue.

Login window

At the login window, enter your user account password to log in to your Mac. If FileVault is turned on, this also unlocks your disk. You might see a default desktop picture in the background, which might change to your chosen desktop picture when you select your account.

Thunderbolt, USB, or FireWire symbol

A large Thunderbolt , USB , or FireWire symbol against a dark background means that your Mac is in target disk mode.

Restarted

Learn more

Mac Your Computer Has Restarted Because Of A Problem With Technology

  • Learn what to do if your Mac displays a message that it restarted because of a problem.
  • When starting up from Windows using Boot Camp, your Mac doesn't show an Apple logo or the other macOS screens in this article.