Hi,
Thank you for posting your query.
Kindly follow the steps provided below to resolve your query
Try to Update in Safe Mode
Open the Start menu and click the Power icon.
While pressing the shift button, click on the 'Restart' option.
Select 'Troubleshoot. '
Click on 'Advanced options. '
Choose 'Startup Settings. '
Click on 'Restart. '
Press F4 and Windows should automatically restart in Safe Mode.
Go to this link for reference and additional troubleshooting procedures https://www.enigmasoftware.com/how-to-fix-the-windows-update-800b0109-error/
Note: This is a non-Microsoft website kindly take precautions before downloading anything.
If the answer is helpful kindly click "ACCEPT AS ANSWER" and up vote it.
Note: This is a non-Microsoft website kindly take precautions before downloading anything