The computer unexpectedly restarted or encountered an error

Here we can see, “The computer unexpectedly restarted or encountered an error”

Fix By resetting your BIOS and setting your USB flash drive as the first boot device, your computer will unexpectedly restart the loop.

After you’ve made all of the necessary changes in BIOS, use the diskpart tool to format your partition. Follow these steps to do so:

  1. If you get the, The computer restarted unexpectedly error message after booting from your USB flash drive, press Shift + F10 to open Command Prompt.
  2. Enter diskpart and press Enter once Command Prompt has opened.
  3. Enter the volume of the list and press Enter. You should see a list of all available partitions. Remember the Volume number of the section on which you want to install Windows 10.
  4. Volume 1 should be selected. In our example, we used volume 1, but you should use the book that corresponds to your partition.
  5. Press Enter to enter the format fs=ntfs quick label=test. The test can be replaced with any other name you want for your partition. We must caution you that running this command will delete all files and folders on the selected section.
  6. To exit Command Prompt, type exit and press Enter.
  7. After restarting your computer, the issue with The loop should be fixed after the computer restarted unexpectedly.


What should I do if my Windows installation fails due to an unexpected error?

The installation media has likely been ejected from your computer if you get a Windows installation encountered an unexpected error while installing Windows 11/10. Check to see if it’s still in good condition. However, you may need to restart the installation process to get around this error message.

What should I do if I get an unexpected error in Windows 11/10?

Because this error message is just a different version of the previous one, the solution to this problem is the same as the previous one. To fix the problem, you must set the Value data of setup.exe REG DWORD value to 3 in the Registry Editor.

What should I do if I get an unexpected error in Windows 7?

  1. To get to the command prompt window, press SHIFT + F10 while on the error screen.
  2. Type “regedit” in the terminal without the inverted commas and hit enter.
  3. Now you should be able to access the registry editor. Follow the path to HKEY_Local_Machine/SYSTEM/SETUP/STATUS/ChildCompletion. Click on the ChildCompletion folder.
  4. Double-click the file “setup.exe” on the right-hand side of the window. Make sure the “Value data” field is set to 3. You must change it to 3 if it is 1 or anything else.
  5. Close both the registry editor and the command prompt at this point.
  6. Allow the computer to restart after clicking “OK” in the error window.


I hope you found this helpful guide. If you have any questions or comments, don’t hesitate to use the form below.


User Questions:

1. What should I do? An unexpected error occurred during the installation of Windows?

  • Examine the system’s specifications.
  • Examine your RAM and hard drive.
  • Switch the USB drive and the USB port.
  • Using the Media Creation Tool, re-create the installation media.

2. How can I get out of the Windows installation loop?

On some systems, the installation loop is a common problem. You must quickly remove USB installation media before the system reaches the manufacturer’s logo screen when the system is about to restart. Then, as expected, it will complete the Windows installation.

3. How do I restart the installation of Windows 10?

  1. Press Windows + R, then type services.msc into the search box and press Enter.
  2. Find the Windows Installer by scrolling down…
  3. Make sure the service is started under “Service Status” on the General tab.
  4. If the service isn’t already running, click Start and then OK under Service status.

4. What should I do if my computer unexpectedly restarts?

  1. Make use of the Registry Editor…
  2. Make sure your hard drive cables are in good shape.
  3. Format the installation partition and reset your BIOS settings.
  4. Make a change to your boot options.
  5. Remove all USB devices from your computer.
  6. Modify your BIOS settings.
  7. Make use of the Windows 10 recovery drive.
  8. You should update your BIOS.

5. How do I stop Windows 10 from rebooting indefinitely?

Open System from the WinX Menu in Windows 10. Then select Advanced system settings > Advanced tab > Startup and Recovery > Settings from the drop-down menu. Uncheck the box that says “Automatically restart.” Exit after clicking Apply / OK.

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