This document explains how to fix Microsoft Windows error C80003FA or 0xC80003FA 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.
– Update for Windows 7 for x64-based Systems (KB976264, KB978637, KB974431, KB978251, KB977074)
– Some updated were not installed. Failed: 14 updates
Error(s) found: Code C80003FA 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 C80003FA Windows Update Overview
Avg. Time to Resolve Issue   45 mins
Difficulty Critical
Log Name: MicrosofWindowsUpdateError3433.log
Source: Device
Event ID: 5392
Operating System
  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Level: Warning
User: User
Description:
  • Faulting Application Name: Window Update Manager , version: 3.0.4202.87944, time stamp: 0×84889856
  • Faulting module name: Windows  log.dll, version: 5.4.7811.73660
  • Exception code: 0xc04e616d
  • Fault offset: 0xd04d388g
  • Faulting process ID: 0×532
  • Faulting application start time: 0x800f9g39707037
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Windows\System32
  • Report ID: f7g69c23-9472-77c6-5356-7417ebg8e852
Also Known as
  • WindowsUpdate_c80003fa
  • C80003FA
  • WindowsUpdate_C80003FAe
  • C80003FAe
  • 0xC80003FA
  • WindowsUpdate_dt000
  • fehler code C80003FA, foutcode C80003FA, fejlkode C80003FA, code d’erreur C80003FA, codice di errore C80003FA, feil kode C80003FA, cod de eroare C80003FA, código de error C80003FA

Cause of C80003FA Windows Update Error Code

  • Windows Firewall blocking the installation
  • Temporary store location is infected with active malware

How to fix Windows Error C80003FA

Step 1: Check System Integrity

1. Press Windows Key + R and Type “CMD” (without quotes)
2. Click 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 “os” 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 System Integrity

1. Press Win Key + R and Type “CMD” (without quotes)
2. Click OK.
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 “os” 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 C80003FA 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: 04/01/2016
Solution ID: 242083

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    April 13th, 2016

    Posted In: Microsoft Windows

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