Block updates to Internet Explorer

block-ie-updates.ps1

$Setup = 'HKLM:\SOFTWARE\Microsoft\Internet Explorer\Setup'
$Main = 'HKLM:\SOFTWARE\Microsoft\Internet Explorer\Main'
$Versions = '9', '10', '11'

#Disable upgrading to Versions listed above
try { Get-Item -Path $Setup -ErrorAction Stop }
catch { New-Item -Path $Setup }

foreach ($ver in $Versions) {
    if ([int]$ver -lt 10) { $dna = $ver + '0' }
    else { $dna = $ver }
    
    $Path = "$Setup\$ver.0"
    $Prop = "DoNotAllowIE$dna"
    $Type = 'DWord'
    $Value = '00000001'
    
    try { Get-Item -Path $Path -ErrorAction Stop }
    catch { New-Item -Path $Path }
    
    try { 
        New-ItemProperty -Path $Path `
                         -Name $Prop `
                         -PropertyType $Type `
                         -Value $Value `
                         -ErrorAction Stop 
    }
    catch { 
        Set-ItemProperty -Path $Path `
                         -Name $Prop `
                         -Value $Value 
    }
}

#Turn off auto install updates in IE 10 +
$Path = "$Main"
$Prop = 'EnableAutoUpgrade'
$Type = 'DWord'
$Value = '00000000'
try { 
    New-ItemProperty -Path $Path `
                     -Name $Prop `
                     -PropertyType $Type `
                     -Value $Value `
                     -ErrorAction Stop
}
catch { 
    Set-ItemProperty -Path $Path `
                     -Name $Prop `
                     -Value $Value 
}