Disable Fast User Switching on domain clients

scripts/Install-CredentialProvider.ps1

@@ -314,6 +314,11 @@ if ($PSCmdlet.ShouldProcess($installPath, 'Install and register the SGU Credenti
         -Value 1 `
         -PropertyType DWord `
         -Force | Out-Null
+    New-ItemProperty -Path $interactiveLogonPolicyPath `
+        -Name HideFastUserSwitching `
+        -Value 1 `
+        -PropertyType DWord `
+        -Force | Out-Null
     if (-not (Test-Path -LiteralPath $defaultProviderPolicyPath)) {
         New-Item -Path $defaultProviderPolicyPath -Force | Out-Null
     }
@@ -344,6 +349,9 @@ catch {
     LastSignedInUserHidden = (Get-ItemPropertyValue `
         -LiteralPath $interactiveLogonPolicyPath `
         -Name DontDisplayLastUserName) -eq 1
+    FastUserSwitchingHidden = (Get-ItemPropertyValue `
+        -LiteralPath $interactiveLogonPolicyPath `
+        -Name HideFastUserSwitching) -eq 1
     LocalUserEnumerationDisabled = (Get-ItemPropertyValue `
         -LiteralPath $defaultProviderPolicyPath `
         -Name EnumerateLocalUsers) -eq 0