This document explains how to fix Microsoft Windows error code 8024401B or 0x8024401B  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: 48 updates KB941229.
Error(s) found: Code 8024401B Windows update encountered an unknown error.

This solutions applies for following version of Microsoft Windows:

  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Error 8024401B Windows Update Overview
Avg. Time to Resolve Issue   50 mins
Difficulty Hard
Log Name: MicrosofWindowsUpdateError6096.log
Source: System
Event ID: 2644
Operating System
  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Level: Critical Error
User: System
  • Faulting Application Name: Window Update Manager , version: 8.8.6845.88696, time stamp: 0×72990910
  • Faulting module name: Windows  error.dll, version: 7.3.2803.21678
  • Exception code: 0xa02e610c
  • Fault offset: 0xc09e385e
  • Faulting process ID: 0×179
  • Faulting application start time: 0x800e9e36787356
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Windows\System32
  • Report ID: d3g89e77-9368-13a8-6693-3874ece7c173
Also Known as
  • WindowsUpdate_8024401b
  • 8024401B
  • WindowsUpdate_8024401Be
  • 8024401Be
  • 0x8024401B
  • fehler code 8024401B, foutcode 8024401B, fejlkode 8024401B, code d’erreur 8024401B, codice di errore 8024401B, feil kode 8024401B, cod de eroare 8024401B, código de error 8024401B

Cause of 8024401B Windows Update Error Code

  • System is infected with Virus/Adware
  • Temporary store location is infected with active threat

How to Resolve Windows Error 8024401B

Step 1: Check System Integrity:

1. Press Win Key + R and Type cmd
2. Press OK.
open command prompt3. In command Prompt Copy following commands (Simply select the command and press 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 “operating 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. 

Step 2: Check Windows Firewall :
1. Hold Windows Key + R and Enter Firewall.cpl
2. Click 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.

In most cases Microsoft Windows update error code 8024401B 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: 415553

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  • April 13th, 2016

    Posted In: Microsoft Windows

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