How to fix Windows 11 Setup Assistant Error 0x8007007f

Windows 11 is finally here, and Windows users are rushing to experience Microsoft’s latest operating system for themselves. While many users have successfully upgraded to Windows 11, others have reported error 0x8007007f while upgrading through Windows 11 installation wizard.

The bugs are relatively familiar with a major upgrade version of Windows, so you shouldn’t worry too much about the Windows upgrade error 11. Keep reading as we explain what this error means and how. you can fix it and upgrade to Windows 11.

What is Windows 11 Setup Assistant error 0x8007007f?

Windows 10 users report that the error 0x8007007f appears when they try to upgrade to Windows 11 through the Windows 11 Setup Assistant utility program. And although Windows 11 has particularly high system requirements, even people owning compatible PCs have encountered this error.

Related: Microsoft Could Lower Minimum System Requirements For Windows 11

Microsoft has yet to share the exact cause of the problem. However, the installation wizard error 0x8007007f is likely to occur due to insufficient administrator permission, outdated drivers, or maybe a corrupted system file.

There is no exact solution to this error yet, so you may have to experiment and see what works for you. Windows users who reported the Windows 11 installation wizard error were successful with the fixes described below.

How to fix Windows 11 Setup Assistant Error 0x8007007f

There are several ways to fix this problem, and each method focuses on a different aspect of Windows 10. As such, be prepared to scour your entire system to get a fix working!

Run the wizard as an administrator

A third-party background application can interfere with the Windows 11 Setup Assistant utility, causing it to fail. As such, the most popular solution to error 0x8007007f is to run Windows 11 installation wizard as administrator.

Here’s how to run the Windows 11 setup wizard as an administrator:

  1. Locate the Windows 11 Setup Assistant program file, and it will most likely be in the Downloads folder on your PC.

  2. Right click on the program icon and click Execute as administrator from the drop-down menu.

  3. launch the Windows 11 installation wizard as an administrator

    A dialog box will open asking for your permission; Click on Yes to allow the Windows 11 installation wizard to run with administrator privileges.

  4. Follow the onscreen steps to install Windows 11 on your device.

There is a good chance that this simple fix will resolve Windows 11 Setup Assistant error 0x8007007f. However, if you still receive the same error message, there is another possible solution you can try.

Disable your antivirus

You can also try disabling your antivirus program for a few minutes and then launch the Windows 11 installation wizard as an administrator.

Depending on your antivirus program, the steps to temporarily disable it will be different. A general method to temporarily disable antivirus is to locate the antivirus program icon in the system tray, right click and you should see a disable option. Disable the antivirus for a short time (15 minutes or 30 minutes) and allow administrator access when prompted.

Once done, try the steps we have listed above a second time and see if they work for you.

Update your graphics driver

Sometimes our PCs are running an outdated graphics driver which may cause unexpected problems with your PC. One possible solution to the installation wizard error 0x8007007f is to update the drivers for your graphics card.

Here’s how to update the graphics driver in Windows 10:

  1. Start the Start menu, search Device Manager and click on the best match.

  2. In the Device Manager window, expand the Screenshot taken listing.

  3. adapters for Windows 10 devices

    Right click on your graphics card driver and click Update the driver. Windows 10 will then automatically search for the latest graphics driver available.

  4. Alternatively, you can also choose Uninstall the device and download the latest graphics driver from the manufacturer’s website.

  5. Once the driver is installed / updated, restart your PC and run the Windows 11 installation wizard again.

System file verification scan

Corrupted system files can often cause problems with your PC. If the above solutions did not fix the Windows 11 installation wizard error, try performing a system file check scan through the command prompt.

  1. Start the Start menu and search Command Prompt, right-click Best Match, click Execute as administrator, and click Yes when prompted.

  2. win10 system file checker

    In the command prompt window, type the following command and press Enter:

    SFC /scannow
  3. The System File Checker utility will now scan your PC for any damaged files and repair them automatically.

  4. After the scan is complete, restart your PC.

If corrupted system files were the cause of the Windows 11 installation wizard error, you should now be able to easily upgrade to Windows 11 using the installation wizard.

Upgrade Using Windows 11 Disk Image

If you are still having trouble upgrading to Windows 11 using the installation wizard, you can still upgrade using two different methods.

The first method requires users to create installation media using the Windows Media Creation Tool, and then use it to install Windows 11. This is similar to using the Windows Media Creation Tool. Windows support to create a Windows 10 boot drive.

Related: How to Make Bootable CD / DVD / USB to Install Windows

The second method is for users who want to install Windows 11 in a virtual machine or create bootable Windows 11 installation media. You can easily download the Windows 11 disk image (ISO) and then install Windows 11 without using any Windows 11 disk image. bootable drive as follows:

  1. Download Windows 11 ISO from Microsoft.

  2. Locate the downloaded file, right click and select Properties.

  3. Under the General tab, click Switch to mount the ISO file without using a USB / DVD drive.

  4. To select Windows Explorer and click on To apply.

  5. Now you want to right-click the ISO file again and click Rise to create a virtual bootable disk.

  6. Double click on the ISO file to display the installation files, then double click at last setup.exe to launch the Windows 11 installer.

We recommend that you back up your files to external storage before installing Windows 11.

Windows 11 is finally here

Microsoft eventually released Windows 11, and although many users successfully upgraded, some reported issues. Hopefully the solutions outlined above will have fixed Windows 11 Setup Assistant error 0x8007007f.

Windows 11 has been redesigned for the better and is now much easier to use and accessible. The new Start menu and the Settings app are the most significant improvements that will have a positive impact on your daily use.


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