How to Resolve Error 80070003 “Windows 10 couldn’t be installed”

  • The Windows update process may stop while downloading the update and error code 0x80070003 could not be installed.
  • If updates are available, they cannot be downloaded and installed automatically through Windows Update.

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The problem is the fact that I cannot install Windows 10 because update fails every time; disregarding occasional failures during download process, the only error I get is at one specific point and that is in “Preparing for Installation” phase when the bar reaches around or exactly 75%. And the error code is: 80070003 (in Tech preview this error was 0x80070003). A lot of people are reporting this on Microsoft’s support website and have the exact problem as I with exact results and some of them have tried exact things as I, but none worked.Here is how it would go (and what I’d see):

It was impossible for many users to wait until Windows 10 became available. Although some were able to upgrade from Windows 8.1 to Windows 10 without any problem, others were unable to. Users receive the error code 80070003 when Windows Update completes the downloading of required files, but an error code 80070002 appears once it reaches the Preparing for installation step.

Windows 10 Update failed to install error code 0x80070003 in this article. It is possible that the Windows update process will stop during download and error code 0x80070003 will appear. Updates cannot be automatically downloaded and installed through Windows Update if they are available.

You will learn how to troubleshoot this problem in this article.

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

Windows Update 0x80070003

You may also encounter the error 0x80070003 when using Windows Update. If the problem hasn’t been resolved by Windows Update, try restarting the Windows Update Service:

Check Volume Shadow Copy Service’s status first:

A two-fold reason for this error exists. In UEFI systems with GPT disks, the mapped IDs for reserved system partitions were mapped to OEM partition IDs when EaseUS Partition Master 10.5 was used to repartition the disk, resulting in a failed upgrade. The first is the incorrect path and the second is that the partition was not correctly partitioned.

How to resolve error 80070003 “Windows 10 failed to install”?



Updated: March 2024

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0x8007003

If you have received this warning on your PC, it means that there was a malfunction in your system operation. Error code “0x8007003” is one of the issues that users may get as a result of incorrect or failed installation or uninstallation of software that may have left invalid entries in system elements. Other potential causes may include improper system shutdown, such as due to a power failure, someone with little technical knowledge accidentally deleting a necessary system file or system element entry, as well as a number of other factors.

Launch the Windows Update Troubleshooter

  1. The Windows Update Troubleshooter can be downloaded here.
  2. Save the file by left-clicking or tapping it.
  3. Once you’ve left-clicked or clicked OK, the file will open.
  4. Make sure the download is completed before continuing.
  5. Simply right-click or tap the Troubleshooter after you have navigated to the directory where it was downloaded.
  6. You can run as administrator by clicking or tapping Run as administrator in the drop-down menu that appears.
  7. If you see a User Account Control message, simply left-click or tap Yes.
  8. The Windows Update Troubleshooter installation process can be completed by following the instructions on the screen.
  9. After troubleshooting has been completed, reboot your computer.
  10. If you are still seeing error code 0x8007003, you may need to retry updating from Windows 10.

Perform a DISM command

  1. When the X key is pressed, the Windows key is held down as well.
  2. To return to the command prompt (admin) menu, click it again.
  3. The command line will look like this:
    Dism /Online /Cleanup-Image /ScanHealth.
  4. To enter, press Enter.
  5. The prompt window should be filled in with the following text:
    It is possible to diagnose online, clean up images, and restore health using DSM.
  6. To enter, press Enter.
  7. About ten minutes will be needed to complete the process.
  8. If you have not already restarted your operating system 10, do so after the process is complete.
  9. Make sure Microsoft’s update function works properly after restarting.

Using the Windows Update Wizard

A handy tool you can download from Microsoft’s website, the Windows Update Wizard, automates the process of updating and upgrading your computer.

If you have problems running the software, you can download the latest version, run it, and follow the on-screen instructions to update your device. If you have problems running the update, restart your computer when prompted.

Restart Windows Update from the command line

  1. Your Windows 10 operating system should have a command line (Admin). To access it, left-click or tap it.
  2. Provide the password and administrator account if prompted.
  3. The prompt window should be filled in with the following text:
    Stop wuauserv on the network.
  4. To enter, press Enter.
  5. You will need to type the following in the prompt window:
    net stop bits.
  6. To enter, press Enter.
  7. Ensure that Windows 10 is rebooted.
  8. You will need to reopen the command prompt window after the machine has restarted.
  9. Open a command line window and enter the following commands:
    Start the Wuauserv service on the net.
  10. To enter, press Enter.
  11. Net start bits should be typed at the command prompt.
  12. To enter, press Enter.
  13. Try again to run the Windows update function.



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Frequently Asked Questions

Error 0x80070003 can occur when you try to run Windows Update on a Windows 10 computer. This error usually occurs when Windows updates cannot be installed, when the installation process is in progress, or when updates are installed but the process cannot be completed.

Too little memory: If you don't have enough free memory on your computer to run the Windows 10 update, the update will stop and Windows will report that the update failed. If you free up some memory, it's usually not a problem.

  1. Make sure the update is really stuck.
  2. Turn it off and on again.
  3. Check the Windows Update utility.
  4. Run the Microsoft Troubleshooter program.
  5. Start Windows in safe mode.
  6. Go back in time with System Restore.
  7. Clear the file cache in Windows Update itself.
  8. Run a full virus scan.

  1. Make sure you have enough memory on your device.
  2. Run the Windows update multiple times.
  3. Check for third-party drivers and download any updates.
  4. Disable any additional hardware.
  5. Check the Device Manager for errors.
  6. Uninstall third-party security programs.
  7. Fix the hard drive errors.
  8. Perform a clean Windows reboot.

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Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog, techquack.com, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.