How to fix Media Creation Tool error 0x8007043C - 0x90018 in Windows?

Issue: I had some really bad problems with my PC (it kept crashing non-stop) so I decided to reinstall it. Now that I'm trying to do so, I keep receiving Media Creation Tool error 0x8007043C – 0x90018.  Help is much appreciated.

Solved Answer

There are several reasons why one might need to reinstall Windows – for example, due to system corruption, performance issues, malware infections, or simply when wanting to upgrade to the newer version of the operating system. Windows is an intricate operating system, although not everything always goes right when using, and longtime users are well aware of that, and reinstallation is one of those situations.

Several methods can be used to reinstall the operating system, such as Fresh Start option from the Settings menu. Another popular method for reinstall process is by using Media Creation Tool, which is a utility provided by Microsoft that allows users to download and create installation media for Windows 10 or 11.

Using the tool, users can create a bootable USB drive or a DVD with the Windows 10 installation files, which can then be used to install the operating system on a new or reformatted computer. Unfortunately, some users reported receiving 0x8007043C – 0x90018 error after downloading the tool on the desktop and creating an USB drive. The error may also show up under different circumstances, although it always involves Media Creation Tool.

The error can be caused by a number of different problems, such as corrupted files or incompatible drivers. Fortunately, there are a few steps you can take to troubleshoot and fix this error so that you can successfully create the installation media for Windows 10.

First, make sure that your USB drive is properly formatted and has enough space to store the installation files. If you're using an ISO file, make sure the downloaded files are not corrupted. To check if this is the case, try downloading the ISO file again to a different location and then use it to create the installation media, hopefully avoiding the 0x8007043C – 0x90018 error this time.

How to fix Media Creation Tool error 0x8007043C - 0x90018 in Windows?

Unfortunately, some users said that they do have enough space in their drives and still Media Creation Tool failed to work. Below you will find several methods that should help you resolve this problem in one way or another. Before proceeding with manual 0x8007043C – 0x90018 fixes, we recommend scanning the system with FortectMac Washing Machine X9 PC repair software, which be extremely useful when dealing with Windows errors, crashes, BSODs, and other issues.

Fix 1. Try fixing corrupted system files

System file corruption is among the most common reasons for Windows errors. If some of the system components have been corrupted, Media Creation Tool might not be able to complete its tasks. Here's what to do:

  • Type in cmd in Windows search
  • Right-click on Command Prompt and pick Run as administrator
  • When the User Account Control window shows up, click Yes
  • In the new window, type in sfc /scannow and press Enter
  • Wait till the scan is finished and follow up with these commands, pressing Enter after each:
    Dism /Online /Cleanup-Image /CheckHealth
    Dism /Online /Cleanup-Image /ScanHealth
    Dism /Online /Cleanup-Image /RestoreHealth
  • Restart your PC.

Run SFC and DISM

Fix 2. Install all the latest Windows updates

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  • Type Updates in Windows Search and press Enter
  • Here, click Check for Updates
  • Install all the optional updates as well
  • Wait till all the necessary files are downloaded and installed
  • Reboot your device.

Update Windows

Fix 3. Make sure BITS and Windows update services are running

Certain Windows services need to be running in order for the upgrade process to be successful, so make sure BITS and Windows Update services are running. If they are, restart them instead.

  • Type in Services in Windows search and press Enter
  • Locate Background Intelligent Transfer Service (BITS)
  • If it is already running, right-click and select Restart
  • if the service is not running, double-click it, select Automatic under the Startup type from the drop-down menu
  • Click Start, Apply, and OK
  • Locate Windows Update Service and repeat the process.

Check Services

Fix 4. Run the installer as administrator

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Insufficient permissions on the system might also cause upgrade errors, so running the installer as administrator might help.

  • Visit the official Microsoft page to download Media Creation tool (Windows 11 version)
  • Once downloaded, right-click on the mediacreationtool.exe and select Run as administrator
  • When User Account Control comes up, click Yes
  • Proceed with the instructions provided.

Run as administrator

Fix 5. Disable third-party anti-malware

Many users reported that certain third-party anti-malware solutions, particularly Norton products, may be the cause of 0x8007043C – 0x90018 Media Creation Tool error.

Therefore, if you're planning to upgrade, the best route would be to temporarily disable or uninstall any security software running (the first step being easier). Remember that it's crucial for your protection and safety to reinstall all of your security apps or have Windows Defender up and running once the successful completion of your upgrade.

Fix 6. Use Disk Image (ISO) instead (Windows 11)

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Make sure you are connected to the internet, you have enough disk space (at least 64GB), third-party security software is uninstalled, optional peripherals such as printers are disconnected, and your system meets the requirements of Windows 11.

  • Visit the official Microsoft page to download Windows Disk Image
  • Go to the folder where you downloaded the ISO file
  • Right-click the ISO file and select Properties
  • On the General tab, click Change under Opens with and select Windows Explorer
  • Click Apply
  • Right-click the ISO file again and select Mount
  • A virtual bootable disc will be created. Double-click on it to view the contents
  • Double-click setup.exe to begin the setup process for Windows 11


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Jake Doe
Jake Doe - Computer technology geek

Jake Doe is the news editor at UGetFix. Since he met Ugnius Kiguolis in 2003, they both launched several projects that spread awareness about cybercrimes, malware, and other computer-related problems.

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