Error Code 0xe0000100: Fix It with These 7 Solutions

Expert ways to install the latest updates without hassle

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Key notes

  • The 0xe0000100 error can appear both during a Windows update and while installing a fresh copy.
  • It arises due to issues with installation media, corrupt Windows Update Components, or even a malfunctioning port or drive.
  • To fix things, we recommend you disable the antivirus or firewall, manually install the update, or do an in-place upgrade, amongst other solutions.
fix 0xe0000100 error in Windows
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Microsoft regularly releases updates for Windows to add new features and deliver patches for known bugs, and every few years, we have a new iteration with several upgrades and a different UI. But the transition to a newer version or iteration may sometimes throw the 0xe0000100 error.

The error has long been present in Windows, with numerous reports affecting Vista too. The Windows Update error is tricky to troubleshoot, so here we are with everything you need to know and the solutions for it.

What is error code 0xe0000100?

The error code 0xe0000100 appears both while updating Windows or installing a fresh copy of it. For the installation part, the error message reads, Windows installation encountered an unexpected error. Verify that the installation sources are accessible, and restart the installation.

Here are a few reasons you might be getting the Windows update or install error:

  • Corrupt Windows Update Components: The primary reason users get the update error is due to corrupt Windows Update Components, but these are easy to fix.
  • Corrupt system files: Corrupt system files, too, can trigger a range of issues, ranging from basic functions in the OS to the ability to install updates.
  • Firewall or antivirus blocking the update: Several third-party security software can block Windows Updates from downloading the latest version.
  • Faulty installation setup: If you get the 0xe0000100 error while installing Windows, it’s likely that the setup has not been created properly.
  • Malfunctioning USB port: Another reason for the Windows installation error is a malfunctioning USB port when installing the OS from a bootable USB drive.

How can I fix error 0xe0000100?

Before we head to the slightly complex solutions, here are a few quick checks to perform:

  • If you install Windows on a clean drive, ensure it’s working and can be accessed from other PCs.
  • For those running a third-party antivirus or firewall, disable it or uninstall the program and check whether the 0xe0000100 error is fixed. If so, we recommend you switch to a more reliable antivirus with a built-in firewall.
  • Your PC needs to meet the minimum system requirements for the iteration you are trying to install. So check that and make sure it does.
  • Make sure the USB port or CD drive is fully functional, depending on whether you use a bootable or Windows CD.
  • Check for RAM issues and ensure it’s plugged in properly.

If none work, move to the fixes listed next.

Note icon NOTE
The solutions listed here that use Command Prompt require booting the OS. If you cannot install Windows, plug in the bootable drive or CD and then access the Recovery Environment to open Command Prompt.

1. Run DISM and SFC scan

  1. Press Windows + R to open Run, type cmd, hold Ctrl + Shift and click OK.command prompt
  2. Click Yes in the UAC prompt.
  3. Paste the following three commands individually and hit Enter after each:DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth
  4. Once done, execute the following command to run the SFC scan:sfc /scannowsfc scan to fix 0xe0000100

If it’s the corrupt system files triggering the 0xe0000100 Windows Update error, running the DISM tool and SFC scan would help repair or replace them in time.

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3. Run the Check Disk utility

  1. Press Windows + S to open Search, type Command Prompt, and click on Run as administrator.command prompt
  2. Click Yes in the prompt that appears.
  3. Paste the following command and hit Enter:chkdsk /rcheck disk to fix 0xe0000100
  4. If asked to schedule a scan the next your PC restarts, press Y and then hit Enter.confirm check disk
  5. Finally, restart the computer and let the CheckDisk utility identify and fix issues with the drive.

When you face the 0xe0000100 error in Windows 11 due to bad sectors or some corrupt nature of the drive, the Check Disk utility will aid and eliminate all such problems.

4. Reset Windows Update Components

  1. Press Windows + R to open Run, type cmd, and hit Ctrl + Shift + Enter.cmd
  2. Click Yes in the prompt.
  3. Now, paste the following commands individually and hit Enter after each to stop the BITS and Windows Update services:net stop bits net stop wuauservstop services
  4. Next, run this command:Del "%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\qmgr*.dat"
  5. Execute this command next:cd /d %windir%\system32
  6. Now, you will have to run all the commands here individually to register the critical files:regsvr32.exe atl.dll regsvr32.exe urlmon.dll regsvr32.exe mshtml.dll regsvr32.exe shdocvw.dll regsvr32.exe browseui.dll regsvr32.exe jscript.dll regsvr32.exe vbscript.dll regsvr32.exe scrrun.dll regsvr32.exe msxml.dll regsvr32.exe msxml3.dll regsvr32.exe msxml6.dll regsvr32.exe actxprxy.dll regsvr32.exe softpub.dll regsvr32.exe wintrust.dll regsvr32.exe dssenh.dll regsvr32.exe rsaenh.dll regsvr32.exe gpkcsp.dll regsvr32.exe sccbase.dll regsvr32.exe slbcsp.dll regsvr32.exe cryptdlg.dll regsvr32.exe oleaut32.dll regsvr32.exe ole32.dll regsvr32.exe shell32.dll regsvr32.exe initpki.dll regsvr32.exe wuapi.dll regsvr32.exe wuaueng.dll regsvr32.exe wuaueng1.dll regsvr32.exe wucltui.dll regsvr32.exe wups.dll regsvr32.exe wups2.dll regsvr32.exe wuweb.dll regsvr32.exe qmgr.dll regsvr32.exe qmgrprxy.dll regsvr32.exe wucltux.dll regsvr32.exe muweb.dll regsvr32.exe wuwebv.dll
  7. Once done, run this command to reset Winsock:netsh winsock reset
  8. Finally, execute these two commands to restart the services you disabled initially:net start bits net start wuauserv

After you have reset the Windows Update components, check whether the 0xe0000100 update error is fixed. If not, the next option is to install the update manually.

5. Manually install the update

  1. Locate the KB (Knowledge Base) number for the failed update.
  2. Now, go to Microsoft Update Catalog, enter the KB number in the search field, and hit Enter.update
  3. Click on the Download button for the option that matches the system architecture, i.e., 32-bit or to fix 0xe0000100
  4. Click on the listed link to start the download. link
  5. Run the setup and follow the on-screen instructions to complete the installation process.setup to fix 0xe0000100

Microsoft offers every update for manual download on the Update Catalog, accessible via the dedicated website. So, anytime you receive the 0xe0000100 or any other update error, try installing it manually.

6. Run Diskpart (for installation issues)

Note icon NOTE
We recommend following this method when you are unable to install Windows. In that case, you can run Command Prompt from Recovery Menu.
  1. Plug in the bootable USB drive, boot the PC using it, and click on Repair the computer in the your computer to fix 0xe0000100
  2. Choose Troubleshoot, followed by Advanced options.advanced options
  3. Now, select Command Prompt.command prompt to fix 0xe0000100
  4. Paste the following command and press Enter:diskpartdiskpart
  5. Now, run this command:list disklist disk
  6. Next, execute the following command while replacing X with the number assigned to the system drive:select disk Xselect disk
  7. Run this command:list partitionlist partition
  8. To choose a partition, run:select partition Xselect partition
  9. Use this command to delete the partition while replacing X with the assigned partition number:delete partition Xdelete partition to fix 0xe0000100
  10. Once done, close the command prompt, and try reinstalling Windows using the bootable drive.

If the problem lies with the partition, running the DISKPART utility via the Command Prompt should fix the 0xe0000100 error in no time.

7. Perform an in-place upgrade

  1. Go to Microsoft’s official website, select the correct version from the dropdown menu, and click on Download to get the ISO file for Windows
  2. Choose the desired language, and click Confirm.confirm
  3. Click on the provided button to start the download.iso file to fix 0xe0000100
  4. Double-click on the downloaded ISO file, and choose Open in the prompt that
  5. Run the setup.exe file.setup.exe to fix 0xe0000100
  6. Click Yes in the UAC prompt.
  7. Click Next to proceed.setup to fix 0xe0000100
  8. Now, click on Accept to agree to the license terms.agree to license terms
  9. Verify that the setup reads, Keep personal files and apps, and click on Install.install windows 11 to fix 0xe0000100
  10. Wait for the in-place upgrade to complete. It may take a few hours.

An in-place upgrade eliminates a host of problems in Windows, including the 0xe0000100 update error, without affecting the files or apps stored on the PC. But it’s a time taking process, so we recommend you go with it as a last resort.

Once done with the error, check some quick and simple tricks to speed up Windows in no time.

Tell us which fix worked for you in the comments section below.

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