This document explains how to fix Microsoft Windows error 0X800706B5 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 updated were not installed. Failed: 51 updates
Error(s) found: Code 0X800706B5 Windows update encountered an unknown error.
– The interface is unknown 0x800706B5

This solutions applies for following version of Microsoft Windows:

  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Error 0X800706B5 Windows Update Overview
Avg. Time to Resolve Issue   30 mins
Difficulty Hard
Log Name: MicrosofWindowsUpdateError5332.log
Source: System
Event ID: 9663
Operating System
  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10
Level: Critical Error
User: User
  • Faulting Application Name: Window Update Manager , version: 7.3.7742.45147, time stamp: 0×78794858
  • Faulting module name: Windows  error.dll, version: 2.3.2449.68545
  • Exception code: 0xc07e940d
  • Fault offset: 0xa03g626f
  • Faulting process ID: 0×720
  • Faulting application start time: 0x800b5c81442061
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Windows\System32
  • Report ID: c9b28e51-4246-37b4-3312-3147aeg2a959
Also Known as
  • WindowsUpdate_0x800706b5
  • 0X800706B5
  • WindowsUpdate_0X800706B5e
  • 0X800706B5e
  • 0x0X800706B5
  • fehler code 0X800706B5, foutcode 0X800706B5, fejlkode 0X800706B5, code d’erreur 0X800706B5, codice di errore 0X800706B5, feil kode 0X800706B5, cod de eroare 0X800706B5, código de error 0X800706B5

Cause of 0X800706B5 Windows Update Error Code

  • Incompatible Internet proxy configuration
  • Temp store location is infected with active threat

How to Resolve Windows Error 0X800706B5

Step 1: Disable Windows Firewall Temporarily
1. Hold Windows Key + R and Type “Firewall.cpl” (without quotes)
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.

Step 2: Check Proxy Server 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 press 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 0X800706B5 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.

Rate this Solution
Did this article help you?
26   2      
Last Updated: 05/01/2016
Solution ID: 866868

  • The Application Was Unable To Start Correctly (0xc0000142). Click Ok To Close The Application in Windows 7/8/10
  • Windows Update Error c80003fa | How to fix Steps
  • Windows Update Error 80240438 | How to fix Steps
  • Windows Update Error 8020056 | How to fix Steps
  • Windows Update Error 80200020 | How to fix Steps
  • Windows Update Error 51f | How to fix Steps
  • Windows Update Error 80092004 | How to fix Steps
  • Windows Update Error 80073718 | How to fix Steps
  • Windows Update Error c1900101-4000d | How to fix Steps
  • Windows Update Error 0x80080005-0x90016 | How to fix Steps
  • April 13th, 2016

    Posted In: Microsoft Windows

    LiveZilla Live Chat Software