This document explains how to fix Microsoft Windows error 8004100E if it is not working properly or throwing an error while installing, updating or upgrading Windows.

The error message may look like:
– Windows could not search for new updates. An error occurred while checking for new updates for your computer.
– Some updates were not installed. Failed: 59 updates
Error(s) found: Code 8004100E Windows update encountered an unknown error.
– Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2943357)

This solutions applies for following version of Microsoft Windows:

  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Error 8004100E Windows Update Overview
Avg. Time to Resolve Issue   45 mins
Difficulty Hard
Log Name: MicrosofWindowsUpdateError5835.log
Source: Device
Event ID: 9960
Operating System
  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Level: Critical Error
User: System
Description:
  • Faulting Application Name: Window Update Manager , version: 8.1.8635.79937, time stamp: 0×58494281
  • Faulting module name: Windows  update.dll, version: 4.8.2535.34867
  • Exception code: 0xb07f074e
  • Fault offset: 0xd04d731a
  • Faulting process ID: 0×903
  • Faulting application start time: 0x800e1b75135143
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Windows\System32
  • Report ID: a6e37f17-3216-35e3-4942-1668ffe4e744
Also Known as
  • WindowsUpdate_8004100e
  • 8004100E
  • WindowsUpdate_8004100Ee
  • 8004100Ee
  • 0x8004100E
  • fehler code 8004100E, foutcode 8004100E, fejlkode 8004100E, code d’erreur 8004100E, codice di errore 8004100E, feil kode 8004100E, cod de eroare 8004100E, código de error 8004100E

Cause of 8004100E Windows Update Error Code

  • Application Conflict
  • Microsoft Windows internal Application Conflict

How to fix Windows Error Code 8004100E

Step 1: Verify Windows Firewall Settings :

1. Press Win Key + R. Run Dialogue Box will open up.
2. Enter Firewall.cpl and Press OK.

3. Click on “Turn Windows Firewall On or Off
Turn Windows Firewall on or off4. In Private network Setting, select “Turn off Windows firewall (not recommended)
5. Do the same for Public Network Setting.
Disable Windows Firewall6. Press OK.
Note: After the issue is resolved you must turn the Windows Firewall on.

Step 2: Check for corrupt system files:

1. In Start Searchbox type “CMD” (without quotes)
2. Click on CMD
open command prompt3. In command Prompt Copy following commands (Simply select the command and hold Ctrl+C and press Ctrl+V in command prompt)

 sfc /scannow 

sfc scannow
The system will take some time to check. Let it run for a while. If it finds any issues in “system” integrity it will automatically fix it.

Note: You will need Administrator Access to Run the above command. Simply Right Click on CMD button and select “Run as Administrator

 You can contact our 24×7 customer Live Technician for any help during the whole process. 

In most cases Microsoft Windows update error 8004100E should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.

You can chat one-on-one with one of our Microsoft Certified Support Representative 24/7 by clicking on the Chat button.

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Last Updated: 22/01/2016
Solution ID: 725836

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    April 13th, 2016

    Posted In: Microsoft Windows

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