diff --git a/scripts/setup.sh b/scripts/setup.sh
index 61093da..36841b2 100644
--- a/scripts/setup.sh
+++ b/scripts/setup.sh
@@ -22,28 +22,28 @@ fi
 echo "Interrogating user for configuration..."
 
 # 1.1 Hostname
-HOSTNAME=$(whiptail --inputbox "Enter Hostname (e.g. mpvj)" 8 45 "mpvj" --title "Hostname Configuration" 3>&1 1>&2 2>&3) || exit 1
+HOSTNAME=$(whiptail --inputbox "Enter Hostname (e.g. mpvj)" 8 45 "mpvj" --title "Hostname Configuration" 3>&1 1>&2 2>&3 < /dev/tty) || exit 1
 HOSTNAME=${HOSTNAME:-mpvj}
 
 # 1.2 SSID
-WIFI_SSID=$(whiptail --inputbox "Enter WiFi SSID (e.g. MPVJ-AP)" 8 45 "MPVJ-AP" --title "WiFi SSID Configuration" 3>&1 1>&2 2>&3) || exit 1
+WIFI_SSID=$(whiptail --inputbox "Enter WiFi SSID (e.g. MPVJ-AP)" 8 45 "MPVJ-AP" --title "WiFi SSID Configuration" 3>&1 1>&2 2>&3 < /dev/tty) || exit 1
 WIFI_SSID=${WIFI_SSID:-MPVJ-AP}
 
 # 1.3 Country Code & Password Validation
 while true; do
-  WIFI_COUNTRY=$(whiptail --inputbox "Enter 2-letter Country Code (e.g. US, GB, DE)" 8 45 "US" --title "WiFi Country Configuration" 3>&1 1>&2 2>&3) || exit 1
+  WIFI_COUNTRY=$(whiptail --inputbox "Enter 2-letter Country Code (e.g. US, GB, DE)" 8 45 "US" --title "WiFi Country Configuration" 3>&1 1>&2 2>&3 < /dev/tty) || exit 1
   WIFI_COUNTRY=$(echo "$WIFI_COUNTRY" | tr '[:lower:]' '[:upper:]')
   if [[ ! "$WIFI_COUNTRY" =~ ^[A-Z]{2}$ ]]; then
-    whiptail --msgbox "Error: Country Code must be exactly 2 letters (e.g., US)." 8 45
+    whiptail --msgbox "Error: Country Code must be exactly 2 letters (e.g., US)." 8 45 < /dev/tty
   else
     break
   fi
 done
 
 while true; do
-  WIFI_PASS=$(whiptail --passwordbox "Enter WiFi Password (minimum 8 characters)" 8 45 --title "WiFi Password Configuration" 3>&1 1>&2 2>&3) || exit 1
+  WIFI_PASS=$(whiptail --passwordbox "Enter WiFi Password (minimum 8 characters)" 8 45 --title "WiFi Password Configuration" 3>&1 1>&2 2>&3 < /dev/tty) || exit 1
   if [ ${#WIFI_PASS} -lt 8 ]; then
-    whiptail --msgbox "Error: WiFi Password must be at least 8 characters long (WPA2 requirement)." 8 45
+    whiptail --msgbox "Error: WiFi Password must be at least 8 characters long (WPA2 requirement)." 8 45 < /dev/tty
   else
     break
   fi
@@ -56,7 +56,7 @@ echo "System Staging Phase..."
 FREE_SPACE_KB=$(df / --output=avail | tail -n1)
 MIN_SPACE_KB=4194304 # 4GB
 if [ "$FREE_SPACE_KB" -lt "$MIN_SPACE_KB" ]; then
-  whiptail --msgbox "Error: Not enough disk space. At least 4GB of free space is required for installation and swap scaling." 8 45
+  whiptail --msgbox "Error: Not enough disk space. At least 4GB of free space is required for installation and swap scaling." 8 45 < /dev/tty
   exit 1
 fi
 
@@ -276,6 +276,6 @@ SUMMARY+="Your SSH password remains unchanged.\n"
 SUMMARY+="Connect to '$WIFI_SSID' after reboot.\n\n"
 SUMMARY+="Reboot now?"
 
-if whiptail --title "Success" --yesno "$SUMMARY" 20 60; then
+if whiptail --title "Success" --yesno "$SUMMARY" 20 60 < /dev/tty; then
   reboot
 fi