3 ways to fix Error 0x800b0109 in Windows 10/11

Windows 10 and Windows 11 Users face Error code 0x800b0109 while trying to install available updates.

It seems that the Update doesn’t go through because of problems with system files on your Windows system.

The file needed for the windows update may be corrupted or missing, hence the error 0x800b0109.

So today, at errorlive.com, we will try a few things that may help you fix this error for good. By the end of this page, we hope you will solve this error and download the updates again successfully.


How to Fix Windows Update error 0x800b0109?

Since the error is regarding System files on your device, we will be providing you with the solution to fix faulty system files.

We will also try to rename folders on your system where windows updates are stored.


All these but first make sure of few things mentioned below:

  1. Your internet Is working fine.
  2. You are not using VPN.
  3. Temporarily disable Third-party Antivirus software.
  4. Check if The Date and time are correct on your system.


Once you have checked for all the above things, you can go ahead and start with Method no. 1


Method 1: Run Windows Update Troubleshooter to fix 0x800b0109.


Microsoft provides this tool so that you don’t have to go through a lot of hassle to fix minor issues on your system.

If some minor issues prevent you from installing the latest updates, this method will solve your error code 0x800b0109.

  • Click on start and open settings or press Windows + I keys.
  • Go to Update and security.
  • Select Troubleshoot from the left and then click Additional Troubleshooter from Right.
  • Scroll down a bit to find Windows Update.
  • Select and click Run the Troubleshooter.
  • Wait and see if the tool finds any issues related to Updates.
  • Click on Apply this fix if issues are found.


Method 2: Use System File Checker to solve 0x800b0109


In this method, you must run the System file checker tool through a simple command mentioned below.

Error code 0x800b0109 may occur because a file required by windows Update is missing or corrupted. Running a system file checker will fix this issue and, ultimately, the error.


System File Checker


Open Command prompt or Windows Powershell as Admin.

Type ” sfc /scannow ” and press Enter as shown in the picture.

Let it finish the Task.

Now, Restart your PC. It may take some time.

Check if system files were the real culprit behind Error code 0x800b0109.

If Yes, this must fix the problem, and you will be able to install updates without issues now.


Method 3: Manually Download Updates.


If Running The troubleshooter and System file checker doesn’t solve the problem of the 0x800b0109 error, You can always download the updates manually from Windows Update Catalog Site.

All you need is the Update name. For example, may it be Cumulative Update or Feature update.
In most cases, you will be provided with the update name with the error message, Which usually Starts with “KB*****” and is followed by the update number.

You can also find the Update that has failed to install from Windows Update history, which can be found on the Windows update window itself.

Now that you have to update the name Go to the Update Catalog Site and search the Update.
Download the one that matches your PC Specifications.

Doubleclick on the Downloaded file to install the Update without Error code 0x800b0109 this time.

We hope you will install the updates by using any of the methods mentioned above. Let us know which one worked for you to get rid of error 0x800b0109 in the comments below

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