diff --git a/reinstall_newt.sh b/reinstall_newt.sh
index 86e19de..015926e 100644
--- a/reinstall_newt.sh
+++ b/reinstall_newt.sh
@@ -1,47 +1,59 @@
 #!/bin/bash
 set -e
 
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+RED='\033[0;31m'
+NC='\033[0m'
+
 REPO="fosrl/newt"
 INSTALL_DIR="/opt/newt"
 SERVICE_NAME="PVE-MGNT"
 SYMLINK="${INSTALL_DIR}/newt_latest"
 SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
 
-info() { echo -e "\033[0;32m[INFO]\033[0m $1"; }
-error() { echo -e "\033[0;31m[ERROR]\033[0m $1"; exit 1; }
+info()  { echo -e "${GREEN}[INFO]${NC} $1"; }
+warn()  { echo -e "${YELLOW}[WARN]${NC} $1"; }
+error() { echo -e "${RED}[ERROR]${NC} $1"; }
 
 get_latest_version() {
+  echo "[DEBUG] get_latest_version aufgerufen"
   curl -fsSL "https://api.github.com/repos/${REPO}/releases/latest" | grep -Po '"tag_name": *"\K[^"]+'
 }
 
 download_newt() {
-  local version="$1"
-  local arch=$(uname -m)
-  local file=""
+  version="$1"
+  arch=$(uname -m)
+  echo "[DEBUG] download_newt aufgerufen mit Version=$version"
+  echo "[DEBUG] Architektur erkannt: $arch"
 
   case "$arch" in
     x86_64) file="newt_linux_amd64" ;;
     aarch64) file="newt_linux_arm64" ;;
     armv7l) file="newt_linux_arm32" ;;
-    *) error "Nicht unterstützte Architektur: $arch" ;;
+    *) error "Nicht unterstützte Architektur: $arch" && exit 1 ;;
   esac
 
-  local url="https://github.com/${REPO}/releases/download/${version}/${file}"
-  local target="${INSTALL_DIR}/newt_${version}"
+  url="https://github.com/${REPO}/releases/download/${version}/${file}"
+  target="${INSTALL_DIR}/newt_${version}"
+  temp_target="${target}.tmp"
+
   mkdir -p "$INSTALL_DIR"
   info "⬇️ Lade $url herunter …"
-  curl -fsSL "$url" -o "${target}.tmp" || error "Download fehlgeschlagen."
-  chmod +x "${target}.tmp"
-  mv "${target}.tmp" "$target"
+  curl -fsSL "$url" -o "$temp_target" || { error "Download fehlgeschlagen."; rm -f "$temp_target"; exit 1; }
+
+  chmod +x "$temp_target"
+  mv "$temp_target" "$target"
   ln -sf "$target" "$SYMLINK"
   info "✅ newt ${version} installiert als ${target}"
 }
 
 cleanup_old_versions() {
+  echo "[DEBUG] cleanup_old_versions aufgerufen"
   cd "$INSTALL_DIR"
-  local keep=$(readlink -f newt_latest)
-  local versions=($(ls -1 newt_* | grep -v latest | sort -Vr))
-  local count=0
+  keep=$(readlink -f newt_latest)
+  versions=($(ls -1 newt_* | grep -v latest | sort -Vr))
+  count=0
   for ver in "${versions[@]}"; do
     if [[ "$(readlink -f "$ver")" != "$keep" ]]; then
       ((count++))
@@ -54,14 +66,12 @@ cleanup_old_versions() {
 }
 
 setup_systemd_service() {
-  echo "🆔 Bitte gib die Pangolin-ID ein: "
-  read -r PANGOLIN_ID
-  echo "🔑 Bitte gib das Secret ein: "
-  read -r PANGOLIN_SECRET
-  echo "🌐 Bitte gib den Endpoint (z. B. https://pangolin.domain.de) ein: "
-  read -r PANGOLIN_ENDPOINT
+  # ID, Secret und Endpoint zwingend vom echten Terminal lesen (nicht stdin)
+  read -rp "🆔 Bitte gib die Pangolin-ID ein: " PANGOLIN_ID </dev/tty
+  read -rp "🔑 Bitte gib das Secret ein: " PANGOLIN_SECRET </dev/tty
+  read -rp "🌐 Bitte gib den Endpoint (z. B. https://pangolin.domain.de) ein: " PANGOLIN_ENDPOINT </dev/tty
 
-  cat > "$SERVICE_FILE" <<EOF
+  cat <<EOF > "$SERVICE_FILE"
 [Unit]
 Description=Newt Client - ${SERVICE_NAME}
 After=network.target
@@ -75,25 +85,29 @@ RestartSec=5
 WantedBy=multi-user.target
 EOF
 
-  info "⏹ Stoppe Dienst ${SERVICE_NAME} ..."
-  systemctl stop "$SERVICE_NAME" || true
-
+  info "🛠️ systemd-Dienst ${SERVICE_NAME} neu erstellt."
   systemctl daemon-reload
   systemctl enable "$SERVICE_NAME"
-  systemctl start "$SERVICE_NAME"
-  info "🛠️ systemd-Dienst ${SERVICE_NAME} eingerichtet und neu gestartet."
+  systemctl restart "$SERVICE_NAME"
+  info "✅ Dienst ${SERVICE_NAME} gestartet."
 }
 
-main() {
-  local version
+perform_reinstall() {
+  echo "[DEBUG] perform_reinstall aufgerufen"
   version=$(get_latest_version)
   version=${version#v}
-  info "📦 Neueste Version: $version"
-
+  echo "[DEBUG] Version ist: '$version'"
+  info "📦 Neueste Version: ${version}"
   download_newt "$version"
   cleanup_old_versions
+  rm -f "$SERVICE_FILE" || true
   setup_systemd_service
   info "🚀 Reinstallation abgeschlossen!"
 }
 
+main() {
+  echo "[DEBUG] main aufgerufen mit Mode=reinstall"
+  perform_reinstall
+}
+
 main "$@"