Remove installed Windows Updates

Remove installed Windows Updates

This powershell snippet will search for all installed Windows updates and uninstall them one at a time. $Session = New-Object -ComObject Microsoft.Up

Check Active Directory for Stale Computers
Remote Windows Computer Inventory
Removing an installed Windows Update

This powershell snippet will search for all installed Windows updates and uninstall them one at a time.

$Session = New-Object -ComObject Microsoft.Update.Session
$Searcher = $Session.CreateUpdateSearcher()
$Criteria = "IsInstalled=1 and Type='Software'"
$Updates = $Searcher.Search($Criteria).Updates
$Updates | ForEach-Object {
    $_.IsHidden = $true
    $_.AcceptEula()
    $Installer = $_.Installer
    $Installer.Uninstall()
}

This powershell code will list all installed updates and allow you to select one or multiple updates to uninstall.

$Session = New-Object -ComObject Microsoft.Update.Session
$Searcher = $Session.CreateUpdateSearcher()
$Criteria = "IsInstalled=1 and Type='Software'"
$Updates = $Searcher.Search($Criteria).Updates

Write-Host "Installed updates:"
$Updates | ForEach-Object {
    Write-Host "$($_.Title) ($($_.Categories[0].Name)) - $($_.Date)"
}

$Selection = Read-Host "Enter the KB number of the update you want to uninstall (comma-separated for multiple updates):"
$KBs = $Selection.Split(",")

$Updates | Where-Object { $KBs -contains $_.Identity.UpdateID } | ForEach-Object {
    $_.IsHidden = $true
    $_.AcceptEula()
    $Installer = $_.Installer
    $Installer.Uninstall()
}

 

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