Powershell Script to Restrict Group Creation on Office 365

$GroupName = "<SecurityGroupName>"

$AllowGroupCreation = "False"

Connect-AzureAD

$settingsObjectID = (Get-AzureADDirectorySetting | Where-object -Property Displayname -Value "Group.Unified" -EQ).id

if(!$settingsObjectID)

{

$template = Get-AzureADDirectorySettingTemplate | Where-object {$_.displayname -eq "group.unified"}

    $settingsCopy = $template.CreateDirectorySetting()

    New-AzureADDirectorySetting -DirectorySetting $settingsCopy

    $settingsObjectID = (Get-AzureADDirectorySetting | Where-object -Property Displayname -Value "Group.Unified" -EQ).id

}

$settingsCopy = Get-AzureADDirectorySetting -Id $settingsObjectID

$settingsCopy["EnableGroupCreation"] = $AllowGroupCreation

if($GroupName)

{

$settingsCopy["GroupCreationAllowedGroupId"] = (Get-AzureADGroup -SearchString $GroupName).objectid

}

 else {

$settingsCopy["GroupCreationAllowedGroupId"] = $GroupName

}

Set-AzureADDirectorySetting -Id $settingsObjectID -DirectorySetting $settingsCopy

(Get-AzureADDirectorySetting -Id $settingsObjectID).Values

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