<#
 #   It is recommended to test the script on a local machine for its purpose and effects. 
 #   ManageEngine Endpoint Central will not be responsible for any 
 #   damage/loss to the data/setup based on the behavior of the script.

 #   Description: Script is designed To Add Windows Edition and Build Watermark on Desktop for All Users

 #   Configuration Type - COMPUTER

 #   Refer : https://www.elevenforum.com/t/add-or-remove-windows-edition-and-build-watermark-on-desktop.16728/

 #   Note : If the registry was changed but not effective, please advise the user to contact Windows Support.

 #>

$path = "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows"
$Name = "DisplayVersion"

# Change the mode value in the below area
$valuedata = 1 

# Check if the registry path exists
if (-not (Test-Path $path)) {
    # Create the registry path if it does not exist
    New-Item -Path $path -Force
    Write-Host "Registry path '$path' created."
} else {
    Write-Host "Registry path '$path' already exists."
}

# Create or update the registry value as a DWORD
if (-not (Get-ItemProperty -Path $path -Name $Name -ErrorAction SilentlyContinue)) {
    New-ItemProperty -Path $path -Name $Name -Value $valuedata -PropertyType DWord -Force
    Write-Host "Registry value '$Name' created with value $valuedata (DWORD)."
} else {
    Set-ItemProperty -Path $path -Name $Name -Value $valuedata
    Write-Host "Registry value '$Name' updated to $valuedata."
}