Internet Explorer Add-onsfailed update KB976932-error 800B0100

keep getting failed update KB976932 - error 800B0100. Have used microsoft Fix-It several times, have installed malawarebytes anti-malaware program, scanned computer (Windows 7 starter), but still get error 800B0100. I have a notepad and have checked the memory space. Any suggestions?



Question Info

Last updated December 21, 2017 Views 97 Applies to:



·         Which Microsoft Fixit have you tried?


KB976932 is an update to Windows 7 and to Windows Server 2008 R2 that addresses customer and partner feedback. SP1 for Windows 7 and for Windows Server 2008 R2 is a recommended collection of updates and improvements to Windows that are combined into a single installable update. 

Windows 7 SP1 can help make your computer safer and more reliable. Windows Server 2008 R2 SP1 provides a comprehensive set of innovations for enterprise-class virtualization. This includes new virtualization capabilities with Dynamic Memory and Microsoft RemoteFX. 


This issue can occur due to one of the following reasons:

1.  Any non-Microsoft program running in the background interfering with the installation.

2.  An inconsistency in the Windows Servicing Store. The Windows Servicing Store is a feature that is required to successfully install the service packs.


Please note down any error messages or notable changes you find as you try the steps:


Method 1: Use the System File Checker tool

Use the System File Checker tool (SFC.exe) to determine which file is causing the issue, and then replace the file.
Refer to the link:

The sfc /scannow command scans all protected system files and replaces incorrect versions with correct Microsoft versions. When the scan is complete, the System File Checker tool indicates whether integrity violations were found. If integrity violations are found, the System File Checker tool lets you fix the integrity violations

After the scan is complete, try installing the service pack again through Windows Updates.


Method 2: Clean boot

Follow the steps in the link below to set the computer to ‘Clean boot’ state.

Note: When the troubleshooting is over, do not forget to reset the computer to normal startup. Follow step 7 in the above-mentioned article.


Method 3: Try the Standalone installer Package

a)    Go to the following webpage on the Microsoft website, and then click Continue , to validate your copy of Windows.

b)    Download the file that corresponds to the version of Windows running on your computer.

c)    When you're ready to install the tool, double-click the file.


Method 4: Windows Update Error 800B0100


Hope it helps.

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