How to Fix The computer restarted unexpectedly loop Windows 10

Here, you are provided with easy & recommended methods to fix The computer restarted unexpectedly loop windows 10 issue. Also, you can read about actually what this error is, why does you Windows 10 install keep restarting, why did you computer restart loop, and then you can read & follow our instructions to resolve this issue.

What is ‘The computer restarted unexpectedly’ Error in Windows 10?

It is common error associated with Windows Operating System that states ‘The computer restarted unexpectedly or encountered an unexpected error. Windows installation cannot proceed’. This error might occurs possibly due to some hardware problem or system instability.

The problem could be hard disk drive (HDD), RAM, Power Supply, Graphics Card or external devices, or overheating or BIOS issue. If these necessary devices are problematic and still connected, then there is chance to get ‘The computer restarted unexpectedly’ error on Windows 10 computer. Let’s take have a look at error message.

“The computer restarted unexpectedly or encountered an unexpected error. Windows installation cannot proceed. To install Windows, click ‘OK’ to restart the computer, and then restart the installation”

If hardware devices including HDD, RAM, Graphics Cards and other hardware connected/integrated are in good condition but still you are facing this issue, then problems are in your Windows Operating System and can be easily resolved by making some possible to changes.

Windows upgrade can cause driver compatibility issue means after Windows update to latest version, it might possible that some System drivers may not be updated with compatible driver version. And due to faculty System drivers, this error might be occurred while installing or updating Windows 10.

Sometimes, this error you can fix by clicking ‘Ok’ button the error popup window. But if you keep receiving the error message after clicking ‘Ok’ button on ‘The computer restarted unexpectedly’ error message and get stuck in continuous loop, then can fix this with our instructions.

Reasons behind ‘The computer restarted unexpectedly loop windows 10’ Problem

  • Hardware failure like RAM, HDD, Power Supply, Graphics card or external devices could be a reasons behind this issue.
  • Misusing/corrupted/outdated System drivers or some device driver is not compatible in Windows 10
  • Malware or viruses attack can cause this error in Windows 10
  • Misconfiguaration in boot settings can cause ‘Windows 10 restated unexpectedly’ issue
  • It might possible to get this error due to misconfiguration in System registry

How to fix The computer restarted unexpectedly loop windows 10?

Method 1: Use Registry Editor

If this error keeps showing on the screen after each restart means you are unable to login to your Windows 10, then you can edit registry settings to correct it. You can access registry editor without login to Windows 10 via command prompt that can easily be opened.

Step 1: Restart your computer and press ‘Shift + F10’ keys together from keyboard to open ‘Command Prompt’

Step 2: In the ‘Command Prompt’ window, type ‘regedit’ and hit ‘Enter’ key to open ‘Registry Editor’

Step 3: In the opened ‘Registry Editor’, navigate to ‘HKEY_LOCAL_MACHINE\SYSTEM\Setup\Status\ChildCompletion’

Step 4: Double-click on ‘Setup.exe’ in right pane to open ‘DWORD (32-bit)’ window

Step 5: Enter ‘1 to 3’ value in ‘Value Data’ field and hit ‘OK’ button to save the changes

Step 6: Restart your computer and check if the trouble is resolved.

Method 2: Reset your BIOS Settings and format the installation partition

Misconfiguration in boot settings or BIOS settings can cause this issue. So, you can fix this by resetting your BIOS and settings your USB flash drive as first boot device. You can do this via your motherboard manufacturer manual offers the detailed instructions on how to reset BIOS. You can also do this with our instructions.

How to Reset BIOS settings in Windows 10?

To do so, press & hold ‘Shift’ key from keyboard and restart your computer or restart your computer by pressing ‘CTRL + ALT + DEL’ keys together on keyboard, this will show you ‘Advanced Startup’ screen, select ‘Troubleshoot > Advanced Options > Choose UEFI Firmware settings or BIOS Settings > Restart’ to continue. Once done, restart your computer to see the changes and BIOS settings to restore.

How to format your partition by using ‘Diskpart’ tool?

After you have made all necessary changes in BIOS settings or reset BIOS settings to default, you can need to format your partition.

Step 1: If you see this error while booting Windows 10 installation setup through CD or USB flash drive, press ‘Shift + F10’ to open ‘Command Prompt’

Step 2: In the ‘Command Prompt’, type ‘Diskpart’ and hit ‘Enter’ key to execute

Step 3: Enter ‘List Volume’ command, find the partition on which you want to install Windows 10 from list of volume. For example, if you want to install Windows 10 in C: drive and it is indicated as drive letter ‘1’, then enter ‘Select Volume 1’ in command prompt

Step 4: Now, you need to format the drive by entering ‘format fs=ntfs quick label=test’ command. Here, you can replace ‘test’ with any other name you want to use for your partition.

Step 5: Wait to complete the process. Once done, restart your computer to see the changes.

Method 3: Use Windows 10 Recovery Drive

You can fix this issue by performing Windows Startup repair using Windows 10 recovery drive.

Step 1: You can create Windows 10 recovery drive. To do so, plug in a USB with at least 8GB of available storage space to a computer that runs normally

Step 2: Type ‘Recovery Drive’ in ‘Search’ bar and click on ‘Windows 10 Recovery Drive Feature’ from search results

Step 3: Check ‘Back up System files to recover drive’ checkbox, and click on ‘Next’

Step 4: Select the USB flash drive and hit ‘Next’

Step 5: Click on ‘Create’ to create a recovery drive

Step 6: Now, insert your recovery drive to your computer and reboot your computer, and boot with inserted drive than contain Windows 10 recovery feature

Step 7: Click on ‘Repair computer > Troubleshoot > Advanced Options > Automatic Repair or start-up Repair’ to continue startup repair.

Step 8: Wait to finish the process. Once done, restart your computer to see the changes and check if the problem is resolved.

Other Methods:

You can try to fix ‘The computer restarted unexpectedly loop windows 10’ error with the any of the steps below.

Step 1: Disconnect all your USB devices and connect only USB connected as USB devices to your computer. Keyboard is enough to install Windows 10 OS. And once Windows 10 installed, you can re-plug your other USB devices to computer.

Step 2: Check your hard disk drive cables. Hardware failure can cause this issue. Problem hard disk drive could be a reason. So at first, you need to check if hard drive cables are properly connected. Open CPU case, and check this, if it is not connected, then re-connect it. However, if cable is faculty, then contact hard drive manufacturer to replace the SATA cables otherwise purchase a new hard drive.

Step 3: Perform clean Windows 10 installation. You can install Windows 10 in your computer with this post ‘How to install Windows 10’.

Step 4: Backup your System. You may lose the data when you meet this error and other situations. So, you should make sure that you have strong backup of your personal files or data on some safe storage media like USB flash drive, external hard drive or others.


I am sure this post helped you on How to fix The computer restarted unexpectedly loop windows 10 with several easy methods. If you are unable to fix this issue with any methods mentioned above, then you can fix this with some quick tool.

Here, quick tool means you can find the errors and fix them with few clicks. You can use ‘PC Repair Tool’ to remove unwanted files or applications, clean junk files, clean registry, find and fix bugs, remove malware or viruses and resolve all types of System issues.