diff --git a/install_newt-msp-site-win_v2.sh b/install_newt-msp-site-win_v2.sh
index 6995091..76adf6a 100644
--- a/install_newt-msp-site-win_v2.sh
+++ b/install_newt-msp-site-win_v2.sh
@@ -1,7 +1,7 @@
 <#
 .SYNOPSIS
-    Windows-Installer für den Newt-Client mit NSSM.
-    Version 5 - Mit dynamischer Dateisuche für NSSM.
+    Windows-Installer für den Newt-Client.
+    Nutzt Winget für das Paketmanagement von NSSM.
 #>
 param([string]$mode = "install")
 
@@ -12,44 +12,28 @@ $Repo = "fosrl/newt"
 $InstallDir = "C:\Program Files\me-msp-newt"
 $ServiceName = "MAIEREDV-Managed-Site-Client"
 $Symlink = "$InstallDir\newt_latest.exe"
-$NssmPath = "$InstallDir\nssm.exe"
 $UpdaterTaskName = "MAIEREDV-Newt-Updater"
 $GiteaUrl = "https://gitea.vmd55888.de/manuel.maier/update-install-newt/raw/branch/main/install_newt-msp-site_v2.ps1"
 
 function Write-Log($msg, $color = "White") { Write-Host "[$(Get-Date -Format 'HH:mm:ss')] $msg" -ForegroundColor $color }
 
-function Get-NSSM {
-    if (Test-Path $NssmPath) { return }
-    if (!(Test-Path $InstallDir)) { New-Item -ItemType Directory -Path $InstallDir -Force | Out-Null }
-    
-    Write-Log "NSSM wird von Chocolatey geladen..." "Cyan"
-    $tempZip = "$env:TEMP\nssm_pkg.zip"
-    $extractPath = "$env:TEMP\nssm_temp"
-    $nssmDownloadUrl = "https://community.chocolatey.org/api/v2/package/nssm/2.24.101"
-    
-    try {
-        Invoke-WebRequest -Uri $nssmDownloadUrl -OutFile $tempZip -UseBasicParsing -ErrorAction Stop
-        
-        if (Test-Path $extractPath) { Remove-Item $extractPath -Recurse -Force }
-        Add-Type -AssemblyName System.IO.Compression.FileSystem
-        [System.IO.Compression.ZipFile]::ExtractToDirectory($tempZip, $extractPath)
-        
-        # Dynamische Suche: Wir suchen die passende win64 oder win32 exe, egal in welchem Unterordner
-        $archDirName = if ([Environment]::Is64BitOperatingSystem) { "win64" } else { "win32" }
-        $foundNssm = Get-ChildItem -Path $extractPath -Filter "nssm.exe" -Recurse | Where-Object { $_.FullName -like "*$archDirName*" } | Select-Object -First 1
-        
-        if ($foundNssm) {
-            Copy-Item $foundNssm.FullName -Destination $NssmPath -Force
-            Write-Log "NSSM bereitgestellt aus: $($foundNssm.FullName)" "Green"
-        } else {
-            throw "nssm.exe für $archDirName im Paket nicht gefunden."
+# 1. Winget & NSSM sicherstellen
+function Prepare-Environment {
+    if (!(Get-Command winget -ErrorAction SilentlyContinue)) {
+        Write-Log "Winget fehlt. Installiere Winget via winget.pro..." "Cyan"
+        try {
+            irm winget.pro | iex
+            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+        } catch {
+            Write-Log "FEHLER: Winget-Installation fehlgeschlagen." "Red"; exit 1
         }
-    } catch {
-        Write-Log "FEHLER bei NSSM-Bereitstellung: $_" "Red"
-        exit 1
-    } finally {
-        if (Test-Path $tempZip) { Remove-Item $tempZip -Force }
-        if (Test-Path $extractPath) { Remove-Item $extractPath -Recurse -Force }
+    }
+
+    if (!(Get-Command nssm -ErrorAction SilentlyContinue)) {
+        Write-Log "NSSM wird via Winget installiert..." "Cyan"
+        winget install nssm --silent --accept-package-agreements --accept-source-agreements | Out-Null
+        # Pfad aktualisieren, falls Winget nssm gerade erst hinzugefügt hat
+        $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
     }
 }
 
@@ -70,7 +54,8 @@ function Download-Newt {
     $Url = "https://github.com/$Repo/releases/download/$VersionOnly/newt_$ArchSuffix"
     $Target = "$InstallDir\newt_$VersionOnly.exe"
 
-    Get-NSSM
+    if (!(Test-Path $InstallDir)) { New-Item -ItemType Directory -Path $InstallDir -Force | Out-Null }
+    
     Write-Log "Download Newt $VersionOnly..." "Cyan"
     try {
         Invoke-WebRequest -Uri $Url -OutFile $Target -UseBasicParsing -ErrorAction Stop
@@ -90,15 +75,16 @@ function Setup-Service {
         $ArgList = "--id $PangolinID --secret $PangolinSecret --endpoint $PangolinEndpoint"
         
         Write-Log "Erstelle Dienst mit NSSM..." "Cyan"
-        & $NssmPath install $ServiceName "$Symlink" $ArgList
-        & $NssmPath set $ServiceName Description "MAIEREDV Managed Site Client"
-        & $NssmPath set $ServiceName AppExit Default Restart
-        & $NssmPath set $ServiceName AppRestartDelay 5000
-        & $NssmPath set $ServiceName AppStdout "$InstallDir\newt_service.log"
-        & $NssmPath set $ServiceName AppStderr "$InstallDir\newt_service.log"
+        # Da NSSM nun im PATH liegt, rufen wir es direkt auf
+        nssm install $ServiceName "$Symlink" $ArgList
+        nssm set $ServiceName Description "MAIEREDV Managed Site Client"
+        nssm set $ServiceName AppExit Default Restart
+        nssm set $ServiceName AppRestartDelay 5000
+        nssm set $ServiceName AppStdout "$InstallDir\newt_service.log"
+        nssm set $ServiceName AppStderr "$InstallDir\newt_service.log"
         
         Start-Service $ServiceName
-        Write-Log "Dienst gestartet." "Green"
+        Write-Log "Dienst erfolgreich gestartet." "Green"
     } else {
         Write-Log "Dienst wird aktualisiert..." "Yellow"
         Restart-Service $ServiceName
@@ -110,34 +96,36 @@ function Setup-UpdaterTask {
     $Action = New-ScheduledTaskAction -Execute "powershell.exe" -Argument $ActionCommand
     $Trigger = New-ScheduledTaskTrigger -Daily -At 3am
     Register-ScheduledTask -Action $Action -Trigger $Trigger -TaskName $UpdaterTaskName -User "SYSTEM" -Force | Out-Null
-    Write-Log "Update-Task erstellt." "Green"
 }
 
+# --- Main ---
+Prepare-Environment
+
 switch ($mode) {
     "install" {
         $v = Get-LatestVersion
         Download-Newt $v
         Setup-Service
         Setup-UpdaterTask
-        Write-Log "Installation erfolgreich!" "Green"
+        Write-Log "Installation erfolgreich abgeschlossen!" "Green"
     }
     "update" {
         $v = Get-LatestVersion
         $vOnly = $v.TrimStart('v')
         if (Test-Path "$InstallDir\newt_$vOnly.exe") {
-            Write-Log "Aktuell." "Cyan"
+            Write-Log "System ist aktuell." "Cyan"
         } else {
             Download-Newt $v
             Restart-Service $ServiceName
-            Write-Log "Update fertig." "Green"
+            Write-Log "Update auf $v durchgefuehrt." "Green"
         }
     }
     "uninstall" {
         if (Get-Service $ServiceName -ErrorAction SilentlyContinue) {
-            Stop-Service $ServiceName -Force -ErrorAction SilentlyContinue
-            & $NssmPath remove $ServiceName confirm
+            Stop-Service $ServiceName -Force
+            nssm remove $ServiceName confirm
         }
         Unregister-ScheduledTask -TaskName $UpdaterTaskName -Confirm:$false -ErrorAction SilentlyContinue
-        Write-Log "Entfernt." "Green"
+        Write-Log "Deinstallation fertig." "Green"
     }
 }
\ No newline at end of file