How to manually remove all of WSUS

1. Please download and install the Windows Installer Cleanup Utility msicuu2.  To install it simply run msicuu2.exe.

2. Once it is installed go to Start>All Programs>Windows Install Clean Up

3. Scroll through the options and highlight Microsoft Windows Server Update Services 3.0

4. Click remove

5. Open a command prompt and run the following commands:

net stop wsusservice

net stop wsuscertserver

sc delete wsusservice

sc delete wsuscertserver

6. When complete, go back to the Windows Installer Cleanup Utility and highlight Windows Internal Database (MICROSOFT##SSEE) and click remove.

7. Go back to the command line and run the following commands

net stop mssql$microsoft##ssee

sc delete mssql$microsoft##ssee

8. Delete or edit the associated reg keys as noted below:

a. Go to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server and edit the “InstalledInstances” value and remove “MICROSOFT##SSEE”

b. Remove the “MICROSOFT##SSEE” subkey under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server

c. Remove the “MSSQL.2005″ subkey under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server

d. Rename the following folder:

\%Windir%\SYSMSI\SSEE\MSSQL.2005\MSSQL\Data

to

\%Windir%\SYSMSI\SSEE\MSSQL.2005\MSSQL\Data.old

At the completion of this you should be at a point where you can reinstall WSUS from scratch if you like.

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