Added from Evernote export

Powershell/From Evernote/Stop organisation asking to manage device win10-11.ps1

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+#Setting registry key to block AAD Registration to 3rd party tenants.  
+$RegistryLocation = "HKLM:\SOFTWARE\Policies\Microsoft\Windows\WorkplaceJoin\" 
+$keyname = "BlockAADWorkplaceJoin" 
+#Test if path exists and create if missing 
+if (!(Test-Path -Path $RegistryLocation)){ 
+Write-Output "Registry location missing. Creating" 
+New-Item $RegistryLocation | Out-Null 
+} 
+#Force create key with value 1  
+New-ItemProperty -Path $RegistryLocation -Name $keyname -PropertyType DWord -Value 1 -Force | Out-Null 
+Write-Output "Registry key set"