List install or uninstall windows update

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Release Time

02/13/2018

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Update Time

05/17/2025

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windows updates

This Script will list installed or Available (uninstalled) updates. By setting value as 0 or 1, it will install or uninstall KB which is provided at top of the Script.

Refer the wiki to run the procedure with parameters
https://wiki.comodo.com/frontend/web/topic/how-to-create-and-run-procedures-with-parameters

For Example:

KB="KB3110329" # Enter the KB value of patch which you want to install or Uninstall.
value=1 # Set value to " 0 " to install and " 1 " to uninstall

The above parameters need to be updated for installing or uninstalling the windows update.

Note: Please edit the following parameters in the script

### PARAMETERS TO BE EDITED UNDER PARAMETERS TAB ###

1.KB_value:
TYPE: String
ITSM LABEL: Any name
Default value: "Provide the KB value which you need to install or uninstall"

2.Set_value_0_to_install_1_for_uninstall:
TYPE: integer
ITSM LABEL: Any name
Default value: "Provide 1 for uninstall, 0 for install"

Run as a System User.

Procedure's Instructions

KB=itsm.getParameter("KB_value")  ## Enter the KB value of patch which you want to install or Unistall.
value=itsm.getParameter("Set_value")  ## Set value to " 0 " to install and " 1 " to uninstall

import os
import re
import ctypes
import time
import subprocess
from subprocess import PIPE, Popen

def install_update():
    import os

vbs=r'''
    KB="%s"
    j=0
    Set updateSession = CreateObject("Microsoft.Update.Session")

Set updateSearcher = updateSession.CreateUpdateSearcher()
    Set updateDownloader = updateSession.CreateUpdateDownloader()
    Set updateInstaller = updateSession.CreateUpdateInstaller()
    Sub test()
        WScript.Echo "Came inside the function"
    End Sub

WScript.Echo
      WScript.Echo "Searching for approved updates ..."
      WScript.Echo

Set updateSearch = updateSearcher.Search("IsInstalled=0")

If updateSearch.ResultCode <> 2 Then

WScript.Echo "Search failed with result code", updateSearch.ResultCode
        WScript.Quit 1

End If

If updateSearch.Updates.Count = 0 Then

WScript.Echo "There are no updates to install."
        WScript.Quit 2

End If

Set updateList = updateSearch.Updates

For I = 0 to updateSearch.Updates.Count - 1

Set update = updateList.Item(I)

WScript.Echo "Update found:", update.Title

WScript.Echo

Set updateToInstall = CreateObject("Microsoft.Update.UpdateColl")
      For I = 0 to updateList.Count - 1
        
        If InStr(1, updateList.Item(I).Title, KB) > 0 Then
         j=1
         WScript.Echo "Selected  update " & updateList.Item(I).Title
         updateToInstall.Add(updateList.Item(I))
         'Download update
         Set downloader = updateSession.CreateUpdateDownloader() 
         downloader.Updates = updateToInstall
         WScript.Echo vbCRLF & "Downloading..."
         
         Set downloadResult = downloader.Download()
         
         WScript.Echo "Download Result: " & downloadResult.ResultCode
         test()
      
         'Install Update
         Set installer = updateSession.CreateUpdateInstaller()
         WScript.Echo vbCRLF & "Installing..."
         installer.Updates = updateToInstall
         Set installationResult = installer.Install()
      
         'Output the result of the installation
         WScript.Echo "Installation Result: " & _
         installationResult.ResultCode
         WScript.Echo "Reboot Required: " & _
         installationResult.RebootRequired 
        
        End If
     Next
     If j=0 Then
     WScript.Echo "Selected KB value is not available in Update list. Please give applicable KB value"
     WScript.Quit 0
     End If 
     Loop
    '''

try:
        workdir=os.environ['PROGRAMDATA']+r'\temp'
        if not os.path.exists(workdir):
            os.mkdir(workdir)      
    except:
        workdir=os.environ['SYTEMDRIVE']

script =vbs % (KB)

with open(workdir+r'\windowsupdate.vbs',"wb") as f :
        f.write(script)

obj = subprocess.Popen('cscript.exe "'+workdir+'\windowsupdate.vbs"', shell = True, stdout = PIPE, stderr = PIPE)
    out, err = obj.communicate()
    print out

try:
        if os.path.isfile(workdir+r'\windowsupdate.vbs'):
            os.remove(workdir+r'\windowsupdate.vbs')

except: 
        pass

def uninstall(KB):
    cmd=r'DISM.exe /Online /Remove-Package /PackageName:'+KB+' /quiet /norestart'
    
    fi=os.popen(cmd).read()
    print fi
    print "\nUninstalled Successfully : Restart the machine to apply the changes"

def uninstall_update():
    s=""
    TXT=r"C:\ProgramData\patch.txt"
    os.popen("dism /online /get-packages /format:table> "+TXT)
    de=os.popen("dism /online /get-packages /format:table").read()
    print de
    
    with open(TXT, 'r') as g:
        for i in g:
            if KB in i:
                s=''.join(i)

if s:
        v=re.findall('(.*)|', s)
        t=str(v[0])
        t=t.split()
        print "Package name of Specified KB is : "+t[0]
        ki=str(t[0])
        
        uninstall(ki)
        os.remove(TXT)
    else:
        print "\nNo package for this KB Update is available\n"
        print "\nPlease enter the KB value from list which package is available\n"

if value==0:
    print "\nSelected to Install update\n"
    install_update()
else:
    print "\nSelected to UnInstall update\n"
    uninstall_update()

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