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Mac Keeps Restarting

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Mac keeps restarting on its own ? It's kind of frustrating to see that. But there are a few reasons why your Mac might repeatedly restart.

Why Mac keeps restarting ?

Your computer restarted because of a problem.” This is the most common cause of a Mac continually restarting. It's called “kernel panic.” This occurs when your Mac’s kernel, or operating system, detects an issue that can be fixed by restarting your computer.

Kernel panic may result from faulty or problematic software, peripheral devices, or hardware settings. Your Mac may also restart because of issues with its operating system.

Kernel panic

How to fix it ?

If your Mac keeps restarting, you first need to know where the problem is.

  • "Is it the software or the hardware ?"

Lets see for the hardware related kernel panic :

The kernel panic could be caused by a peripheral device or an internal components or a third-party hardware.

  1. Check the peripheral devices connected to your Mac
    1. Shut down your Mac and disconnect all the peripheral devices.
    2. Start your Mac and use it as usual.

If your Mac works properly after doing that and no kernel panic occured; then there is something wrong with one of the peripheral device that was previously connected to your Mac

  1. Check internal components on your Mac
    1. Shut down your Mac.
    2. Remove the third-party hardware and internal RAM from your Mac. Reseat your Apple RAM if you get one. If not, reseat the RAM you have instead.
    3. Start your Mac and use it as usual.

If your Mac keeps restarting again, you should go to the Apple Store nearby with your Mac to seek help from Apple expert.

For software related kernel panic:

  1. Reinstall operating system on your Mac
    1. Use macOS Recovery to reinstall macOS.
      1. Hold and press Command + R on your Mac keyboard immediately after pressing the power button until you see the Apple logo or a spinning globe.

If your Mac keeps restarting after trying all of these tips, then you shouldn't try more than that. An Apple expert is your only option.


The most effective way to avoid kernel panic is to always update your software to the latest version. You just need to go to App Store > Updates to make it.