This document explains how to fix Microsoft Windows error code 8007007A or 0x8007007A  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: 15 updates
– Windows could not search for updates
Error(s) found: Code 8007007A 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 8007007A Windows Update Overview
Avg. Time to Resolve Issue   30 mins
Difficulty Very Hard
Log Name: MicrosofWindowsUpdateError2084.log
Source: System
Event ID: 6802
Operating System
  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Level: Warning
User: User
  • Faulting Application Name: Window Update Manager , version: 6.2.1762.16262, time stamp: 0×28021199
  • Faulting module name: Windows  update.dll, version: 5.9.9031.01033
  • Exception code: 0xc03a775f
  • Fault offset: 0xe07a881f
  • Faulting process ID: 0×489
  • Faulting application start time: 0x800e9c72943269
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Windows\System32
  • Report ID: g5f77e99-9224-49c6-8266-5363ecd5a821
Also Known as
  • WindowsUpdate_8007007a
  • 8007007A
  • WindowsUpdate_8007007Ae
  • 8007007Ae
  • 0x8007007A
  • fehler code 8007007A, foutcode 8007007A, fejlkode 8007007A, code d’erreur 8007007A, codice di errore 8007007A, feil kode 8007007A, cod de eroare 8007007A, código de error 8007007A

Cause of 8007007A Windows Update Error Code

  • DNS Conflict
  • Temporary Internet store location is infected with active threat

Steps to resolve Windows Error 8007007A

Step 1: Disable any installed Antivirus/Malware/Adware Program Temporarily:

Some times Antivirus/Malware/Adware programs mark Microsoft Windows installer files as Spam and block it from installing. Please refer your vendors website for disabling it temporarily. Once installation is done you can activate it again.

Step 2: Check Proxy Settings:

1. In Start Searchbox type “CMD” (without qoutes)
2. Click on CMD.
Office Resolve Error Proxy Check 3. In command Prompt Copy following commands (Simply select the command and hold ctrl+c and press ctrl+v in command prompt)

 netsh winhttp import proxy source=ie 

Check Proxy Setting

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

If you get the message “Direct Access (no proxy server)“, continue to the next step otherwise disable proxy from Network Settings.

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

In most cases Microsoft Windows update error code 8007007A 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: 02/01/2016
Solution ID: 761271

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    April 13th, 2016

    Posted In: Microsoft Windows

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