How to Repair Error 80070003 ‘Windows 10 couldn’t be installed’

While many users are upgrading their computers to Windows 10. Some of them cannot upgrade their computer to Windows 10 because of error 80070003. Because of this, Windows 10 cannot be booted and will fail every time.

There seems to be a bug in the Windows Update Center that needs to be fixed before you can perform the update. Sometimes updates also need to be sent out so they can be downloaded and installed. Follow these instructions to fix error 80070003.

What causes error 80070003 “Windows 10 failed to install”?

  • This error code appears when you try to install from any of the sources, such as the Windows Update website, Update website, and Windows Server update services server.
  • If the update failed, you will see a red X next to it and display this error code.
  • This happens when files are missing or corrupted.

How to resolve the error 80070003 `Windows 10 failed to install`?

Perform DISM

  1. Press and hold down the Windows key and the X key.
  2. In the menu that appears, click the Command Prompt (Admin) icon on the left again.
  3. Type the following at the command line:
    Dism /Online /Cleanup-Image /ScanHealth.
  4. Press the Enter key on your keyboard.
  5. In the prompt window, type the following:
    Dism /Online /Cleanup-Image /RestoreHealth.
  6. Press the Enter key on your keyboard.
  7. The process will take about 10 minutes.
  8. After the process is complete, restart your operating system 10.
  9. After restarting the machine, check again to see if the Windows update function is working normally.

If the error code does not disappear, try disabling the antivirus software. It may be that your antivirus software misclassifies Windows updates as malware and therefore blocks them. read more