diff --git a/tools/addon/add-netbird-lxc.sh b/tools/addon/add-netbird-lxc.sh
index 7e5e315e0..5c21e672f 100644
--- a/tools/addon/add-netbird-lxc.sh
+++ b/tools/addon/add-netbird-lxc.sh
@@ -73,7 +73,7 @@ fi
 DISTRO=$(pct exec "$CTID" -- cat /etc/os-release | grep -w "ID" | cut -d'=' -f2 | tr -d '"')
 if [[ "$DISTRO" != "debian" && "$DISTRO" != "ubuntu" ]]; then
   msg "\e[1;31m Error: This script only supports Debian or Ubuntu LXC containers. Detected: $DISTRO. Aborting...\e[0m"
-  exit 1
+  exit 238
 fi
 
 CTID_CONFIG_PATH=/etc/pve/lxc/${CTID}.conf
diff --git a/tools/addon/add-tailscale-lxc.sh b/tools/addon/add-tailscale-lxc.sh
index 1947ffbeb..70e883c2e 100644
--- a/tools/addon/add-tailscale-lxc.sh
+++ b/tools/addon/add-tailscale-lxc.sh
@@ -32,7 +32,7 @@ header_info
 
 if ! command -v pveversion &>/dev/null; then
   msg_error "This script must be run on the Proxmox VE host (not inside an LXC container)"
-  exit 1
+  exit 232
 fi
 
 while true; do
@@ -64,7 +64,7 @@ while [[ -z "${CTID}" ]]; do
   CTID=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "Containers on $NODE" --radiolist \
     "\nSelect a container to add Tailscale to:\n" \
     16 $((MSG_MAX_LENGTH + 23)) 6 \
-    "${CTID_MENU[@]}" 3>&1 1>&2 2>&3) || exit 1
+    "${CTID_MENU[@]}" 3>&1 1>&2 2>&3) || exit 0
 done
 
 CTID_CONFIG_PATH="/etc/pve/lxc/${CTID}.conf"
diff --git a/tools/addon/glances.sh b/tools/addon/glances.sh
index 90eb8fe22..7c9d7f9d8 100644
--- a/tools/addon/glances.sh
+++ b/tools/addon/glances.sh
@@ -93,7 +93,7 @@ EOF
 update_glances_debian() {
   if [[ ! -d /opt/glances/.venv ]]; then
     msg_error "$APP is not installed"
-    exit 1
+    exit 233
   fi
   msg_info "Updating $APP"
   cd /opt/glances
@@ -160,7 +160,7 @@ EOF
 update_glances_alpine() {
   if [[ ! -d /opt/glances/.venv ]]; then
     msg_error "$APP is not installed"
-    exit 1
+    exit 233
   fi
   msg_info "Updating $APP"
   cd /opt/glances
diff --git a/tools/addon/komodo.sh b/tools/addon/komodo.sh
index 69f5f2f39..71921aa47 100644
--- a/tools/addon/komodo.sh
+++ b/tools/addon/komodo.sh
@@ -37,7 +37,7 @@ function find_compose_file() {
   COMPOSE_FILE=$(find "$INSTALL_PATH" -maxdepth 1 -type f -name '*.compose.yaml' ! -name 'compose.env' | head -n1)
   if [[ -z "${COMPOSE_FILE:-}" ]]; then
     msg_error "No valid compose file found in ${INSTALL_PATH}!"
-    exit 1
+    exit 233
   fi
   COMPOSE_BASENAME=$(basename "$COMPOSE_FILE")
 }
@@ -48,7 +48,7 @@ function check_legacy_db() {
     echo -e "${YW}This configuration is no longer supported since Komodo v1.18.0.${CL}"
     echo -e "${YW}Please follow the migration guide:${CL}"
     echo -e "${BGN}https://github.com/community-scripts/ProxmoxVE/discussions/5689${CL}\n"
-    exit 1
+    exit 238
   fi
 }
 
@@ -79,14 +79,14 @@ function update() {
   BACKUP_FILE="${INSTALL_PATH}/${COMPOSE_BASENAME}.bak_$(date +%Y%m%d_%H%M%S)"
   cp "$COMPOSE_FILE" "$BACKUP_FILE" || {
     msg_error "Failed to create backup of ${COMPOSE_BASENAME}!"
-    exit 1
+    exit 235
   }
 
   GITHUB_URL="https://raw.githubusercontent.com/moghtech/komodo/main/compose/${COMPOSE_BASENAME}"
   if ! curl -fsSL "$GITHUB_URL" -o "$COMPOSE_FILE"; then
     msg_error "Failed to download ${COMPOSE_BASENAME} from GitHub!"
     mv "$BACKUP_FILE" "$COMPOSE_FILE"
-    exit 1
+    exit 115
   fi
 
   if ! grep -qxF 'COMPOSE_KOMODO_BACKUPS_PATH=/etc/komodo/backups' "$COMPOSE_ENV"; then
@@ -129,7 +129,7 @@ function check_or_install_docker() {
       msg_ok "Docker Compose is available"
     else
       msg_error "Docker Compose plugin is not available. Please install it."
-      exit 1
+      exit 10
     fi
     return
   fi
@@ -139,7 +139,7 @@ function check_or_install_docker() {
   read -r install_docker_prompt
   if [[ ! "${install_docker_prompt,,}" =~ ^(y|yes)$ ]]; then
     msg_error "Docker is required for ${APP}. Exiting."
-    exit 1
+    exit 10
   fi
 
   msg_info "Installing Docker"
@@ -239,7 +239,7 @@ if [[ "${type:-}" == "update" ]]; then
     update
   else
     msg_error "${APP} is not installed. Nothing to update."
-    exit 1
+    exit 233
   fi
   exit 0
 fi
diff --git a/tools/addon/netdata.sh b/tools/addon/netdata.sh
index 270d684fd..572dadc2b 100644
--- a/tools/addon/netdata.sh
+++ b/tools/addon/netdata.sh
@@ -58,7 +58,7 @@ pve_check() {
     if ((MINOR < 0 || MINOR > 9)); then
       msg_error "This version of Proxmox VE is not supported."
       msg_error "Supported: Proxmox VE version 8.0 – 8.9"
-      exit 1
+      exit 105
     fi
     return 0
   fi
@@ -69,7 +69,7 @@ pve_check() {
     if ((MINOR < 0 || MINOR > 1)); then
       msg_error "This version of Proxmox VE is not yet supported."
       msg_error "Supported: Proxmox VE version 9.0–9.1.x"
-      exit 1
+      exit 105
     fi
     return 0
   fi
@@ -77,19 +77,19 @@ pve_check() {
   # All other unsupported versions
   msg_error "This version of Proxmox VE is not supported."
   msg_error "Supported versions: Proxmox VE 8.0 – 8.9 or 9.0–9.1.x"
-  exit 1
+  exit 105
 }
 
 detect_codename() {
   source /etc/os-release
   if [[ "$ID" != "debian" ]]; then
     msg_error "Unsupported base OS: $ID (only Proxmox VE / Debian supported)."
-    exit 1
+    exit 238
   fi
   CODENAME="${VERSION_CODENAME:-}"
   if [[ -z "$CODENAME" ]]; then
     msg_error "Could not detect Debian codename."
-    exit 1
+    exit 71
   fi
   echo "$CODENAME"
 }
@@ -124,7 +124,7 @@ install() {
   PKG=$(get_latest_repo_pkg "$REPO_URL")
   if [[ -z "$PKG" ]]; then
     msg_error "Could not find netdata-repo package for Debian $CODENAME"
-    exit 1
+    exit 237
   fi
   curl -fsSL "${REPO_URL}${PKG}" -o "$PKG"
   $STD dpkg -i "$PKG"
diff --git a/tools/addon/phpmyadmin.sh b/tools/addon/phpmyadmin.sh
index 08f2ee78d..8f59efaf9 100644
--- a/tools/addon/phpmyadmin.sh
+++ b/tools/addon/phpmyadmin.sh
@@ -52,7 +52,7 @@ elif [[ -f "/etc/debian_version" ]]; then
   INSTALL_DIR="$INSTALL_DIR_DEBIAN"
 else
   echo -e "${CROSS} Unsupported OS detected. Exiting."
-  exit 1
+  exit 238
 fi
 
 header_info
@@ -72,7 +72,7 @@ function check_internet() {
     msg_ok "Internet connectivity OK"
   else
     msg_error "Internet connectivity or GitHub unreachable (Status $HTTP_CODE). Exiting."
-    exit 1
+    exit 115
   fi
 }
 
@@ -105,7 +105,7 @@ function install_php_and_modules() {
       msg_info "Installing missing PHP packages: ${MISSING_PACKAGES[*]}"
       if ! apt-get update &>/dev/null || ! apt-get install -y "${MISSING_PACKAGES[@]}" &>/dev/null; then
         msg_error "Failed to install required PHP modules. Exiting."
-        exit 1
+        exit 237
       fi
       msg_ok "Installed missing PHP packages"
     else
@@ -132,7 +132,7 @@ function install_phpmyadmin() {
   msg_info "Downloading ${TARBALL_URL}"
   if ! curl -fsSL "$TARBALL_URL" -o /tmp/phpmyadmin.tar.gz; then
     msg_error "Download failed: $TARBALL_URL"
-    exit 1
+    exit 115
   fi
 
   mkdir -p "$INSTALL_DIR"
@@ -188,7 +188,7 @@ EOF
       msg_ok "Started PHP-FPM service: $PHP_FPM_SERVICE"
     else
       msg_error "Failed to start PHP-FPM service: $PHP_FPM_SERVICE"
-      exit 1
+      exit 150
     fi
 
     $STD rc-service lighttpd start
@@ -237,7 +237,7 @@ function update_phpmyadmin() {
 
   if ! curl -fsSL "$TARBALL_URL" -o /tmp/phpmyadmin.tar.gz; then
     msg_error "Download failed: $TARBALL_URL"
-    exit 1
+    exit 115
   fi
 
   BACKUP_DIR="/tmp/phpmyadmin-backup-$(date +%Y%m%d-%H%M%S)"
@@ -280,7 +280,7 @@ if is_phpmyadmin_installed; then
     ;;
   *)
     echo -e "${YW}⚠️ Invalid input. Exiting.${CL}"
-    exit 1
+    exit 112
     ;;
   esac
 else