How To Fix Windows 10 Computer Randomly Restarts Issue

One of the main problems you may encounter when you accidentally restart your Windows 10 computer. This can disrupt your workflow, especially if you don’t have files saved when a problem occurs. Several factors can cause this, from software bugs to hardware failures. In this final article in our troubleshooting series, we’ll show you how to fix the Windows 10 random restart problem.

Disable the automatic restart function

It is possible that the problem is caused by an automatic function of the computer that has been activated. Try turning off the power and then see if the problem persists.

  • Press and hold Windows and and press R.
  • enter sysdm.cpl and press enter
  • Select tab Advanced
  • Press Settings under Start and Restore .
  • In the System Failures section, clear the Automatically Restart check box.
  • Press OK.

Check if accidental restart of your Windows 10 computer is still an issue.

Check if the problem is caused by RAM.

If your computer has faulty RAM, this problem may occur. To check if your RAM is in good shape, you should use a program called MemTest86.

  • Download MemTest86 from
  • Right click on the downloaded file and select the option Extract here . This will place the USB Photo and Image tool in the current folder.
  • Start the supplied imageUSB utility . The image file should already be selected and just choose the USB stick attached to it to make it bootable. Note that this will erase all data on the disk.
  • Insert the USB flash drive into an appropriate drive and restart the computer. The UEFI BIOS must be configured to boot from the device on which MemTest86 is installed.
  • After MemTest86 has been installed and the computer has been restarted, MemTest86 will start automatically. You can see everything on the blue screen.
  • Perform several tests for accurate results and check all slots.
  • If you see a result in red, it means the RAM is faulty. You’ll have to replace it.

Check if accidental restart of your Windows 10 computer is still an issue.

Check if your computer is overheating.

If the computer overheats, it will automatically restart. You can use the HWMonitorPro software, which can be downloaded from, to monitor the temperature of your computer. Install the application and let it run in the background. Beware of sudden temperature spikes when using the computer. If the temperature gets too high, you should check what software you are currently using, as this may be the cause of the problem.

Replace power supply

One factor that can cause this problem is a power supply that does not provide the right amount of energy. Try replacing the power supply with a new one.

  • Turn off the computer .
  • Disconnect the computer from the network .
  • Open the side cover of the computer case. This can be done by disconnecting or unscrewing.
  • In one of the corners you can see a small box with a fan and a filing sticker. This will be your power source.
  • Disconnect the power supply by unplugging the wires connected to the motherboard. After disconnection, the power supply unit can be unscrewed or disconnected from the system.
  • Make sure the power supply does not have dust on the blocked air ducts, as this may cause the power supply to overheat. Clean the AC adapter, reinstall it and check if the overheating problem is solved.
  • If the problem persists, try replacing the power supply.

Reinstall the driver of the graphics card

  • Hold Windows and , press R.
  • enter devmgmt.msc and press enter
  • Find the display adapter and double-click on it.
  • Right click on the graphics card and select Delete.
  • Reboot the system after the uninstallation is complete. Windows will automatically install the latest and most compatible driver for your graphics card.

Check if accidental restart of your Windows 10 computer is still an issue.


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frequently asked questions

How do I fix a computer that restarts accidentally?

Repair: Windows 7, 8 and 10 computers reboot erratically –

Why does my PC keep rebooting randomly?

There may be several reasons why the computer keeps rebooting. It can be due to hardware failure, malware attack, corrupted driver, bad Windows update, dust in the processor and many other similar reasons.

Why does my Windows 10 PC randomly restart?

Faulty hardware components in your system may cause Windows to restart without warning. … A common cause of accidental computer restart is an overheated video card or driver problem, a virus or malware, or a power supply problem.

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