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Why Always Mac Keeps Restarting?

Mac keeps restarting is one such problem that can come up due to the situation called ‘kernel panic’. This situation can occur if there is an internal issue within your Mac machine. When this problem is not fixed after the restart, then the computer will reboot again. This goes on and on if the problem cannot be addressed. In this article, the process on how can you fix this issue will be provided, thus follow along. Some of the common issues of this error that you can possibly get are problematic peripheral device and any third-party, internal hardware malfunctioning. Even, you can confront this problem, if some Operating System files become obsolete. When any reliable applications present within the computer is outdated, then this issue can crop up. Also, this error can occur when you install new software into the machine.

Solutions to Solve the Mac Keeps Restarting Problem:

This is the section, which provides easy and simple points to rectify this issue. There will be multiple solutions, try them one after another until this problem gets resolved.

Method 1: Inspect any Third-Party or Internal Hardware present within the Mac

The first thing to examine when this error occurs is to inspect the internal RAM module or any other third-party hardware. If any internal hardware initiates this problem, then replace it. Even you can simply take out the hardware component and put it back properly. Follow the steps below to do it.

  1. First, press the ‘Power’ button on your Mac in order to shut it off.
  2. After that, open the panel to reveal the internal components of the Mac machine. Now, remove the RAM modules or any other third-party hardware from their slots and wait for five minutes. Next, insert it properly into their places.
  3. Now, power on the computer and see if this problem comes back or not. If this issue pops up again, then go to the next point or replace the internal hardware.

Method 2: Remove any Peripheral Devices

Even you can get the Mac keeps restarting issue if any peripheral devices connected on the machine malfunctions. If the last point does not help to correct this problem, then inspect all the peripheral devices that are attached with the Mac. The best solution to resolve this issue is to simply remove all the peripheral devices from the computer and see if the problem happens or not. Follow the steps beneath in order to perform it.

  1. First, choose the Apple menu on the upper left corner of the screen to launch the Options menu. After this, from that menu, select the option ‘Shut Down’ to power off the machine.
  2. Now, if any peripheral devices are attached on the Mac, then simply remove one of them from the computer.
  3. Next, after that turn the Mac machine on and see if the error still comes back or not. If the problem does not resurface, then the device that you have just taken out was creating this issue.
  4. If you are still getting this error, even after the removal of one peripheral device, then repeat the steps two and three of this solution until you get which device is causing this glitch.

Method 3: Update All the Applications

When any application present within the Mac is obsolete, then because of that reason, you might encounter this Mac keeps restarting problem. Therefore, the only solution to rectify this error is to update every software installed within the Mac. Follow the lines underneath to do it.

  1. First, locate and tap on the ‘App Store’ icon at the Dock present at the bottom of the desktop.
  2. After that, on the new window that comes up, find and click on the ‘Updates’ icon on the top right side of the window.
  3. Now, on the next page that shows up, you will get a list of applications that have new updates available.
  4. In order to update all the applications, just tap on the button ‘Update All’ present at the top right corner of the list. Further, you need to follow the information that comes in front of you to download and accordingly install the updates.
  5. Once the update process of all the applications gets over, just restart the computer.

Method 4: Corrupt Files Repair Procedure

When any system files are corrupt, then you might get this problem. Now, in order to correct this Mac keeps restarting problem, all you to do is to repair those damaged files via ‘Disk Utility. To perform this, follow the steps below.

  1. First, tap on the icon ‘Finder’, that is present at the Dock. Next, on the window that comes up, go to the ‘Favorites’ section on the left panel.
  2. After that, locate and choose the option ‘Applications’. This will display all the applications present within the Mac on the right panel of the window.
  3. Now, go to the ‘search’ text area and input ‘Disk Utility.’ After that, press ‘Enter’ key. Then, from the search output, double-click on the icon ‘Disk Utility’ to launch it.
  4. When the new window opens up, navigate to the left panel and select the ‘startup disk’.
  5. After that, at the top of the window, choose the option ‘First Aid’
  6. Next, follow the instructions that show up on the screen and finish the repair process.
  7. When the repair procedure gets completed, reboot the computer and inspect whether you are still getting this issue or not.

Method 5: Install the Currently Installed Application

If you confront Mac Pro keeps restarting error even after following all the previous steps, then check if you have installed any software recently. If the answer is yes, then you will have to uninstall that software from the machine. Just follow the steps below to remove the application.

  1. Follow the first two steps from the previous point.
  2. After that, from the window with all the applications within this computer, just drag the recently installed software and drop it on to the ‘Trash’.
  3. If there is more than one current software in the Mac, then repeat the above steps for all those applications that you want to uninstall.
  4. When all the recent applications are transferred to the ‘Trash’, then just right-click on it. Next, from the options list that comes up, select the ‘Empty Trash’ option to clear everything from it.
  5. Finally, reboot the computer and see if this error resurfaced or not.

Method 6: Clean the Startup Drive and Install the MacOS

If none of the points on the above let you get rid of this issue, then this solution is the last resort that you have. For applying this solution, follow the sentences below.

  1. Follow the first four steps within the fourth point of this section.
  2. After that, from the upper section of this window, choose the ‘Erase’ button.
  3. Then, from the popup menu that comes up,  select the option ‘Format’. After that, select the ‘Mac OS Extended’ option. Next, input a name for the disk, then tap on the ‘Erase’ button.
  4. Now, wait for the disk to completely erase, this will take some time to complete.
  5. At last, once all the information on the disk is removed, then select the option ‘Disk Utility.’ After that, ‘Quit Disk Utility’.
  6. At last, choose the ‘Reinstall macOS’ option, then tap on the ‘Continue’ button. Now, follow the information on your screen to install the Operating System.


Even after following all the steps of every solution present within the above section, you still cannot able to resolve the Mac keeps restarting error. Therefore, do not worry at all. Provide details about the query that you have faced in the comment section present at the lower end of the page.