How To
Summary
The registry changes allows for a means for additional verbose WSUS client logging sometimes needed for troubleshooting.
Objective
Adding verbose logging into the WindowsUpdate.log
Environment
Windows operating systems
WSUS Client
Steps
Open the registry editor and navigate to the following location.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Trace
Create the following values
Value name: Flags
Value type: REG_DWORD
Value data: 00000007
Value name: Level
Value type: REG_DWORD
Value data: 00000004
Once the above entries have been created, close the registry
Restart the Windows update service for the verbose logging to take affect
Reproduce the issue
Open an elevated PowerShell
Type Get-WindowsUpdateLog which converts the default ETL files into a readable format in the WindowsUpdate.log (Default location will be in the users profile C:\Users\User1\Desktop\WindowsUpdate.log)
Document Location
Worldwide
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Document Information
Modified date:
13 October 2025
UID
ibm17245049