diff --git a/kiauh.sh b/kiauh.sh
index ea50a51..3bda5f5 100755
--- a/kiauh.sh
+++ b/kiauh.sh
@@ -1,6 +1,11 @@
 #!/bin/bash
-clear
-set -e
+
+### Gettext Configuration
+alias GETTEXT='gettext "KIAUH"'
+
+#clear
+# TODO set -e cause whiptail to force an exit because it use stderr, need a workaround here
+# set -e
 
 ### set color variables
 green=$(echo -en "\e[92m")
@@ -11,51 +16,10 @@ default=$(echo -en "\e[39m")
 
 ### sourcing all additional scripts
 SRCDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )"/.. && pwd )"
+for script in "${SRCDIR}/kiauh/scripts/constants/"*.sh; do . $script; done
 for script in "${SRCDIR}/kiauh/scripts/"*.sh; do . $script; done
 for script in "${SRCDIR}/kiauh/scripts/ui/"*.sh; do . $script; done
 
-### set important directories
-#klipper
-KLIPPER_DIR=${HOME}/klipper
-KLIPPY_ENV=${HOME}/klippy-env
-#nginx
-NGINX_SA=/etc/nginx/sites-available
-NGINX_SE=/etc/nginx/sites-enabled
-NGINX_CONFD=/etc/nginx/conf.d
-#moonraker
-MOONRAKER_DIR=${HOME}/moonraker
-MOONRAKER_ENV=${HOME}/moonraker-env
-#mainsail
-MAINSAIL_DIR=${HOME}/mainsail
-#fluidd
-FLUIDD_DIR=${HOME}/fluidd
-#dwc2
-DWC2FK_DIR=${HOME}/dwc2-for-klipper-socket
-DWC_ENV_DIR=${HOME}/dwc-env
-DWC2_DIR=${HOME}/duetwebcontrol
-#octoprint
-OCTOPRINT_DIR=${HOME}/OctoPrint
-#KlipperScreen
-KLIPPERSCREEN_DIR=${HOME}/KlipperScreen
-KLIPPERSCREEN_ENV_DIR=${HOME}/.KlipperScreen-env
-#MoonrakerTelegramBot
-MOONRAKER_TELEGRAM_BOT_DIR=${HOME}/moonraker-telegram-bot
-MOONRAKER_TELEGRAM_BOT_ENV_DIR=${HOME}/moonraker-telegram-bot-env
-#misc
-INI_FILE=${HOME}/.kiauh.ini
-BACKUP_DIR=${HOME}/kiauh-backups
-
-### set github repos
-KLIPPER_REPO=https://github.com/Klipper3d/klipper.git
-ARKSINE_REPO=https://github.com/Arksine/klipper.git
-DMBUTYUGIN_REPO=https://github.com/dmbutyugin/klipper.git
-DWC2FK_REPO=https://github.com/Stephan3/dwc2-for-klipper-socket.git
-KLIPPERSCREEN_REPO=https://github.com/jordanruthe/KlipperScreen.git
-NLEF_REPO=https://github.com/nlef/moonraker-telegram-bot.git
-#branches
-BRANCH_SCURVE_SMOOTHING=dmbutyugin/scurve-smoothing
-BRANCH_SCURVE_SHAPING=dmbutyugin/scurve-shaping
-
 ### set some messages
 warn_msg(){
   echo -e "${red}<!!!!> $1${default}"
@@ -78,18 +42,12 @@ print_unkown_cmd(){
 
 print_msg(){
   if [[ "$ERROR_MSG" != "" ]]; then
-    echo -e "${red}"
-    echo -e "#########################################################"
-    echo -e " $ERROR_MSG "
-    echo -e "#########################################################"
-    echo -e "${default}"
+    whiptail --title "$KIAUH_TITLE" --msgbox "$ERROR_MSG"\
+    "$KIAUH_WHIPTAIL_SINGLE_LINE_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
   fi
   if [ "$CONFIRM_MSG" != "" ]; then
-    echo -e "${green}"
-    echo -e "#########################################################"
-    echo -e " $CONFIRM_MSG "
-    echo -e "#########################################################"
-    echo -e "${default}"
+    whiptail --title "$KIAUH_TITLE" --msgbox "$CONFIRM_MSG"\
+    "$KIAUH_WHIPTAIL_SINGLE_LINE_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
   fi
 }
 
diff --git a/scripts/constants/constants.sh b/scripts/constants/constants.sh
new file mode 100755
index 0000000..3b7b351
--- /dev/null
+++ b/scripts/constants/constants.sh
@@ -0,0 +1,50 @@
+#!/bin/bash
+### set important directories
+
+# klipper
+readonly KLIPPER_DIR=${HOME}/klipper
+readonly KLIPPY_ENV=${HOME}/klippy-env
+#nginx
+readonly NGINX_SA=/etc/nginx/sites-available
+readonly NGINX_SE=/etc/nginx/sites-enabled
+readonly NGINX_CONFD=/etc/nginx/conf.d
+#moonraker
+readonly MOONRAKER_DIR=${HOME}/moonraker
+readonly MOONRAKER_ENV=${HOME}/moonraker-env
+readonly MOONRAKER_REPO="https://github.com/Arksine/moonraker.git"
+#mainsail
+readonly MAINSAIL_DIR=${HOME}/mainsail
+#fluidd
+readonly FLUIDD_DIR=${HOME}/fluidd
+#dwc2
+readonly DWC2FK_DIR=${HOME}/dwc2-for-klipper-socket
+readonly DWC_ENV_DIR=${HOME}/dwc-env
+readonly DWC2_DIR=${HOME}/duetwebcontrol
+#octoprint
+readonly OCTOPRINT_DIR=${HOME}/OctoPrint
+#KlipperScreen
+readonly KLIPPERSCREEN_DIR=${HOME}/KlipperScreen
+readonly KLIPPERSCREEN_ENV_DIR=${HOME}/.KlipperScreen-env
+#MoonrakerTelegramBot
+readonly MOONRAKER_TELEGRAM_BOT_DIR=${HOME}/moonraker-telegram-bot
+readonly MOONRAKER_TELEGRAM_BOT_ENV_DIR=${HOME}/moonraker-telegram-bot-env
+#misc
+readonly INI_FILE=${HOME}/.kiauh.ini
+readonly BACKUP_DIR=${HOME}/kiauh-backups
+readonly SYSTEMD_DIR=/etc/systemd/system
+
+### set github repos
+readonly KLIPPER_REPO=https://github.com/Klipper3d/klipper.git
+readonly ARKSINE_REPO=https://github.com/Arksine/klipper.git
+readonly DMBUTYUGIN_REPO=https://github.com/dmbutyugin/klipper.git
+readonly DWC2FK_REPO=https://github.com/Stephan3/dwc2-for-klipper-socket.git
+readonly KLIPPERSCREEN_REPO=https://github.com/jordanruthe/KlipperScreen.git
+readonly NLEF_REPO=https://github.com/nlef/moonraker-telegram-bot.git
+#branches
+readonly BRANCH_SCURVE_SMOOTHING=dmbutyugin/scurve-smoothing
+readonly BRANCH_SCURVE_SHAPING=dmbutyugin/scurve-shaping
+
+###Whiptail
+readonly KIAUH_WHIPTAIL_NORMAL_WIDTH=70
+readonly KIAUH_WHIPTAIL_NORMAL_HEIGHT=24
+readonly KIAUH_WHIPTAIL_SINGLE_LINE_HEIGHT=7
diff --git a/scripts/constants/strings.sh b/scripts/constants/strings.sh
new file mode 100644
index 0000000..2bb451a
--- /dev/null
+++ b/scripts/constants/strings.sh
@@ -0,0 +1,7 @@
+# shellcheck shell=bash
+
+### Universal Strings
+# Universal
+KIAUH_TITLE="KIAUH - Klipper Installation And Update Helper"
+
+
diff --git a/scripts/dwc2-for-klipper-socket-installer/install-debian.sh b/scripts/dwc2-for-klipper-socket-installer/install-debian.sh
index 8012c58..b608cf2 100755
--- a/scripts/dwc2-for-klipper-socket-installer/install-debian.sh
+++ b/scripts/dwc2-for-klipper-socket-installer/install-debian.sh
@@ -5,7 +5,6 @@
 # https://github.com/Stephan3/dwc2-for-klipper-socket.git
 
 PYTHONDIR="${HOME}/dwc-env"
-SYSTEMDDIR="/etc/systemd/system"
 DWC_USER=${USER}
 
 # Step 1:  Verify Klipper has been installed
@@ -49,7 +48,7 @@ create_virtualenv()
 # Step 4: Install startup script
 install_script(){
     report_status "Installing system start script..."
-    sudo /bin/sh -c "cat > $SYSTEMDDIR/dwc.service" << EOF
+    sudo /bin/sh -c "cat > $SYSTEMD_DIR/dwc.service" << EOF
 #Systemd service file for DWC
 [Unit]
 Description=dwc_webif
diff --git a/scripts/functions.sh b/scripts/functions.sh
index e4dcb9b..ad2b812 100755
--- a/scripts/functions.sh
+++ b/scripts/functions.sh
@@ -1,15 +1,11 @@
-### base variables
-SYSTEMDDIR="/etc/systemd/system"
-
+#!/bin/bash
 # setting up some frequently used functions
+
 check_euid(){
   if [ "$EUID" -eq 0 ]
   then
-    echo -e "${red}"
-    top_border
-    echo -e "|       !!! THIS SCRIPT MUST NOT RAN AS ROOT !!!        |"
-    bottom_border
-    echo -e "${default}"
+    whiptail --title "$KIAUH_TITLE" --msgbox "!!! THIS SCRIPT MUST NOT RAN AS ROOT !!!"\
+    "$KIAUH_WHIPTAIL_SINGLE_LINE_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
     exit 1
   fi
 }
@@ -97,33 +93,33 @@ set_klipper_cfg_path(){
   fi
 
   ### handle single klipper instance service file
-  if [ -f $SYSTEMDDIR/klipper.service ]; then
+  if [ -f $SYSTEMD_DIR/klipper.service ]; then
     status_msg "Configuring Klipper for new path ..."
-    sudo sed -i -r "/ExecStart=/ s| (.+)\/printer.cfg| $new_klipper_cfg_loc/printer.cfg|" $SYSTEMDDIR/klipper.service
+    sudo sed -i -r "/ExecStart=/ s| (.+)\/printer.cfg| $new_klipper_cfg_loc/printer.cfg|" $SYSTEMD_DIR/klipper.service
     ok_msg "OK!"
   fi
   ### handle multi klipper instance service file
-  if ls $SYSTEMDDIR/klipper-*.service 2>/dev/null 1>&2; then
+  if ls $SYSTEMD_DIR/klipper-*.service 2>/dev/null 1>&2; then
     status_msg "Configuring Klipper for new path ..."
-    for service in $(find $SYSTEMDDIR/klipper-*.service); do
+    for service in $(find $SYSTEMD_DIR/klipper-*.service); do
       sudo sed -i -r "/ExecStart=/ s| (.+)\/printer_| $new_klipper_cfg_loc/printer_|" $service
     done
     ok_msg "OK!"
   fi
 
   ### handle single moonraker instance service and moonraker.conf file
-  if [ -f $SYSTEMDDIR/moonraker.service ]; then
+  if [ -f $SYSTEMD_DIR/moonraker.service ]; then
     status_msg "Configuring Moonraker for new path ..."
-    sudo sed -i -r "/ExecStart=/ s|-c (.+)\/moonraker\.conf|-c $new_klipper_cfg_loc/moonraker.conf|" $SYSTEMDDIR/moonraker.service
+    sudo sed -i -r "/ExecStart=/ s|-c (.+)\/moonraker\.conf|-c $new_klipper_cfg_loc/moonraker.conf|" $SYSTEMD_DIR/moonraker.service
 
     ### replace old file path with new one in moonraker.conf
     sed -i -r "/config_path:/ s|config_path:.*|config_path: $new_klipper_cfg_loc|" $new_klipper_cfg_loc/moonraker.conf
     ok_msg "OK!"
   fi
   ### handle multi moonraker instance service file
-  if ls $SYSTEMDDIR/moonraker-*.service 2>/dev/null 1>&2; then
+  if ls $SYSTEMD_DIR/moonraker-*.service 2>/dev/null 1>&2; then
     status_msg "Configuring Moonraker for new path ..."
-    for service in $(find $SYSTEMDDIR/moonraker-*.service); do
+    for service in $(find $SYSTEMD_DIR/moonraker-*.service); do
       sudo sed -i -r "/ExecStart=/ s|-c (.+)\/printer_|-c $new_klipper_cfg_loc/printer_|" $service
     done
     ### replace old file path with new one in moonraker.conf
@@ -148,7 +144,7 @@ source_kiauh_ini(){
 
 do_action_service(){
   shopt -s extglob # enable extended globbing
-  SERVICES="$SYSTEMDDIR/$2?(-*([0-9])).service"
+  SERVICES="$SYSTEMD_DIR/$2?(-*([0-9])).service"
   ### set a variable for the ok and status messages
   [ "$1" == "start" ] && ACTION1="started" && ACTION2="Starting"
   [ "$1" == "stop" ] && ACTION1="stopped" && ACTION2="Stopping"
@@ -459,3 +455,9 @@ init_ini(){
   fi
   fetch_webui_ports
 }
+
+print_kiauh_version() {
+  cd ${SRCDIR}/kiauh
+  KIAUH_VER=$(git describe HEAD --always --tags | cut -d "-" -f 1,2)
+  KIAUH_VER="$(printf "%-20s" "$KIAUH_VER")"
+}
\ No newline at end of file
diff --git a/scripts/install_dwc2.sh b/scripts/install_dwc2.sh
index f45de5c..ea289f6 100755
--- a/scripts/install_dwc2.sh
+++ b/scripts/install_dwc2.sh
@@ -1,5 +1,4 @@
 ### base variables
-SYSTEMDDIR="/etc/systemd/system"
 DWC_ENV="${HOME}/dwc-env"
 DWC2_DIR="${HOME}/duetwebcontrol"
 
@@ -194,7 +193,7 @@ create_dwc_virtualenv()
 
 create_single_dwc_startscript(){
   ### create systemd service file
-  sudo /bin/sh -c "cat > ${SYSTEMDDIR}/dwc.service" << DWC
+  sudo /bin/sh -c "cat > ${SYSTEMD_DIR}/dwc.service" << DWC
 [Unit]
 Description=DuetWebControl
 After=network.target
@@ -212,7 +211,7 @@ DWC
 
 create_multi_dwc_startscript(){
   ### create systemd service file
-  sudo /bin/sh -c "cat > ${SYSTEMDDIR}/dwc-$INSTANCE.service" << DWC
+  sudo /bin/sh -c "cat > ${SYSTEMD_DIR}/dwc-$INSTANCE.service" << DWC
 [Unit]
 Description=DuetWebControl
 After=network.target
diff --git a/scripts/install_klipper.sh b/scripts/install_klipper.sh
index 6ee6dfe..c9ce73b 100755
--- a/scripts/install_klipper.sh
+++ b/scripts/install_klipper.sh
@@ -1,5 +1,4 @@
 ### base variables
-SYSTEMDDIR="/etc/systemd/system"
 KLIPPY_ENV="${HOME}/klippy-env"
 KLIPPER_DIR="${HOME}/klipper"
 
@@ -121,7 +120,7 @@ create_klipper_service(){
   P_CFG="$CFG_PATH/printer.cfg"
   P_CFG_SRC="${SRCDIR}/kiauh/resources/printer.cfg"
   KL_SERV_SRC="${SRCDIR}/kiauh/resources/klipper.service"
-  KL_SERV_TARGET="$SYSTEMDDIR/klipper.service"
+  KL_SERV_TARGET="$SYSTEMD_DIR/klipper.service"
 
   write_kl_service(){
     [ ! -d $CFG_PATH ] && mkdir -p $CFG_PATH
@@ -156,7 +155,7 @@ create_klipper_service(){
     while [ $i -le $INSTANCE_COUNT ]; do
       ### rewrite default variables for multi instance cases
       CFG_PATH="$klipper_cfg_loc/printer_$i"
-      KL_SERV_TARGET="$SYSTEMDDIR/klipper-$i.service"
+      KL_SERV_TARGET="$SYSTEMD_DIR/klipper-$i.service"
       P_TMP="/tmp/printer-$i"
       P_CFG="$CFG_PATH/printer.cfg"
       KL_LOG="${HOME}/klipper_logs/klippy-$i.log"
diff --git a/scripts/install_mjpg-streamer.sh b/scripts/install_mjpg-streamer.sh
index 8035642..25fbed1 100755
--- a/scripts/install_mjpg-streamer.sh
+++ b/scripts/install_mjpg-streamer.sh
@@ -1,5 +1,4 @@
 ### base variables
-SYSTEMDDIR="/etc/systemd/system"
 WEBCAMD_SRC="https://raw.githubusercontent.com/raymondh2/MainsailOS/master/src/modules/mjpgstreamer/filesystem/root/usr/local/bin/webcamd"
 WEBCAM_TXT_SRC="https://raw.githubusercontent.com/raymondh2/MainsailOS/master/src/modules/mjpgstreamer/filesystem/home/pi/klipper_config/webcam.txt"
 
@@ -9,7 +8,7 @@ install_mjpg-streamer(){
 
   ### set default values
   MJPG_SERV_SRC="${SRCDIR}/kiauh/resources/webcamd.service"
-  MJPG_SERV_TARGET="$SYSTEMDDIR/webcamd.service"
+  MJPG_SERV_TARGET="$SYSTEMD_DIR/webcamd.service"
   WEBCAM_TXT="$klipper_cfg_loc/webcam.txt"
 
   ### if there is a webcamd.service -> exit
diff --git a/scripts/install_moonraker.sh b/scripts/install_moonraker.sh
index ebc0a19..747d96e 100755
--- a/scripts/install_moonraker.sh
+++ b/scripts/install_moonraker.sh
@@ -1,8 +1,4 @@
-### base variables
-SYSTEMDDIR="/etc/systemd/system"
-MOONRAKER_ENV="${HOME}/moonraker-env"
-MOONRAKER_DIR="${HOME}/moonraker"
-MOONRAKER_REPO="https://github.com/Arksine/moonraker.git"
+#!/bin/bash
 
 system_check_moonraker(){
   ### python 3 check
@@ -32,13 +28,13 @@ moonraker_setup_dialog(){
 
   shopt -s extglob # enable extended globbing
   ### check for existing moonraker service installations
-  FILE="$SYSTEMDDIR/moonraker?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/moonraker?(-*([0-9])).service"
   if ls $FILE 2>/dev/null 1>&2; then
     ERROR_MSG="At least one Moonraker service is already installed!" && return 0
   fi
 
   ### check for existing klipper service installations
-  FILE="$SYSTEMDDIR/klipper?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/klipper?(-*([0-9])).service"
   if ! ls $FILE 2>/dev/null 1>&2; then
     ERROR_MSG="Klipper service not found, please install Klipper first!" && return 0
   fi
@@ -168,7 +164,7 @@ create_moonraker_service(){
   MR_LOG="${HOME}/klipper_logs/moonraker.log"
   MR_CONF="$CFG_PATH/moonraker.conf"
   MR_SERV_SRC="${SRCDIR}/kiauh/resources/moonraker.service"
-  MR_SERV_TARGET="$SYSTEMDDIR/moonraker.service"
+  MR_SERV_TARGET="$SYSTEMD_DIR/moonraker.service"
 
   write_mr_service(){
     if [ ! -f $MR_SERV_TARGET ]; then
@@ -196,7 +192,7 @@ create_moonraker_service(){
     while [ $i -le $INSTANCE_COUNT ]; do
       ### rewrite default variables for multi instance cases
       CFG_PATH="$klipper_cfg_loc/printer_$i"
-      MR_SERV_TARGET="$SYSTEMDDIR/moonraker-$i.service"
+      MR_SERV_TARGET="$SYSTEMD_DIR/moonraker-$i.service"
       MR_CONF="$CFG_PATH/moonraker.conf"
       MR_LOG="${HOME}/klipper_logs/moonraker-$i.log"
       ### write multi instance service
diff --git a/scripts/install_octoprint.sh b/scripts/install_octoprint.sh
index c48bf57..b485d08 100755
--- a/scripts/install_octoprint.sh
+++ b/scripts/install_octoprint.sh
@@ -1,47 +1,4 @@
-### base variables
-SYSTEMDDIR="/etc/systemd/system"
-OCTOPRINT_ENV="${HOME}/OctoPrint"
-
-octoprint_setup_dialog(){
-  status_msg "Initializing OctoPrint installation ..."
-
-  ### count amount of klipper services
-  if [ "$(systemctl list-units --full -all -t service --no-legend | grep -F "klipper.service")" ]; then
-    INSTANCE_COUNT=1
-  else
-    INSTANCE_COUNT=$(systemctl list-units --full -all -t service --no-legend | grep -E "klipper-[[:digit:]].service" | wc -l)
-  fi
-
-  ### instance confirmation dialog
-  while true; do
-      echo
-      top_border
-      if [ $INSTANCE_COUNT -gt 1 ]; then
-        printf "|%-55s|\n" " $INSTANCE_COUNT Klipper instances were found!"
-      else
-        echo -e "| 1 Klipper instance was found!                         | "
-      fi
-      echo -e "| You need one OctoPrint instance per Klipper instance. | "
-      bottom_border
-      echo
-      read -p "${cyan}###### Create $INSTANCE_COUNT OctoPrint instances? (Y/n):${default} " yn
-      case "$yn" in
-        Y|y|Yes|yes|"")
-          echo -e "###### > Yes"
-          status_msg "Creating $INSTANCE_COUNT OctoPrint instances ..."
-          octoprint_setup
-          break;;
-        N|n|No|no)
-          echo -e "###### > No"
-          warn_msg "Exiting OctoPrint setup ..."
-          echo
-          break;;
-        *)
-          print_unkown_cmd
-          print_msg && clear_msg;;
-    esac
-  done
-}
+#!/bin/bash
 
 octoprint_dependencies(){
   dep=(
@@ -103,7 +60,7 @@ add_to_groups(){
 
 create_single_octoprint_startscript(){
 ### create single instance systemd service file
-sudo /bin/sh -c "cat > ${SYSTEMDDIR}/octoprint.service" << OCTOPRINT
+sudo /bin/sh -c "cat > ${SYSTEMD_DIR}/octoprint.service" << OCTOPRINT
 [Unit]
 Description=Starts OctoPrint on startup
 After=network-online.target
@@ -123,7 +80,7 @@ OCTOPRINT
 
 create_multi_octoprint_startscript(){
 ### create multi instance systemd service file
-sudo /bin/sh -c "cat > ${SYSTEMDDIR}/octoprint-$INSTANCE.service" << OCTOPRINT
+sudo /bin/sh -c "cat > ${SYSTEMD_DIR}/octoprint-$INSTANCE.service" << OCTOPRINT
 [Unit]
 Description=Starts OctoPrint instance $INSTANCE on startup
 After=network-online.target
diff --git a/scripts/ms_theme_installer.sh b/scripts/ms_theme_installer.sh
index 424de8e..2a61cb3 100755
--- a/scripts/ms_theme_installer.sh
+++ b/scripts/ms_theme_installer.sh
@@ -1,5 +1,4 @@
 ### base variables
-SYSTEMDDIR="/etc/systemd/system"
 
 get_theme_list(){
   theme_csv_url="https://raw.githubusercontent.com/meteyou/mainsail/develop/docs/_data/themes.csv"
diff --git a/scripts/remove.sh b/scripts/remove.sh
index d53ebf1..c4563a3 100755
--- a/scripts/remove.sh
+++ b/scripts/remove.sh
@@ -1,39 +1,13 @@
-### base variables
-SYSTEMDDIR="/etc/systemd/system"
+#!/bin/bash
 
 remove_klipper(){
+	#TODO The logic to Ask if you want to remove moonraker should be outside of remove_klipper
   shopt -s extglob # enable extended globbing
   ### ask the user if he wants to uninstall moonraker too.
   ###? currently usefull if the user wants to switch from single-instance to multi-instance
-  FILE="$SYSTEMDDIR/moonraker?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/moonraker?(-*([0-9])).service"
   if ls $FILE 2>/dev/null 1>&2; then
-    while true; do
-      unset REM_MR
-      top_border
-      echo -e "| Do you want to remove Moonraker afterwards?           |"
-      echo -e "|                                                       |"
-      echo -e "| This is useful in case you want to switch from a      |"
-      echo -e "| single-instance to a multi-instance installation,     |"
-      echo -e "| which makes a re-installation of Moonraker necessary. |"
-      echo -e "|                                                       |"
-      echo -e "| If for any other reason you only want to uninstall    |"
-      echo -e "| Klipper, please select 'No' and continue.             |"
-      bottom_border
-      read -p "${cyan}###### Remove Moonraker afterwards? (y/N):${default} " yn
-      case "$yn" in
-        Y|y|Yes|yes)
-          echo -e "###### > Yes"
-          REM_MR="true"
-          break;;
-        N|n|No|no|"")
-          echo -e "###### > No"
-          REM_MR="false"
-          break;;
-        *)
-          print_unkown_cmd
-          print_msg && clear_msg;;
-    esac
-    done
+    remove_moonraker_yesno
   fi
 
   ### remove "legacy" klipper init.d service
@@ -47,7 +21,7 @@ remove_klipper(){
   fi
 
   ### remove all klipper services
-  FILE="$SYSTEMDDIR/klipper?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/klipper?(-*([0-9])).service"
   if ls $FILE 2>/dev/null 1>&2; then
     status_msg "Removing Klipper Services ..."
     for service in $(ls $FILE | cut -d"/" -f5)
@@ -55,7 +29,7 @@ remove_klipper(){
       status_msg "Removing $service ..."
       sudo systemctl stop $service
       sudo systemctl disable $service
-      sudo rm -f $SYSTEMDDIR/$service
+      sudo rm -f $SYSTEMD_DIR/$service
       ok_msg "Done!"
     done
     ### reloading units
@@ -128,7 +102,7 @@ remove_moonraker(){
   fi
 
   ### remove all moonraker services
-  FILE="$SYSTEMDDIR/moonraker?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/moonraker?(-*([0-9])).service"
   if ls $FILE 2>/dev/null 1>&2; then
     status_msg "Removing Moonraker Services ..."
     for service in $(ls $FILE | cut -d"/" -f5)
@@ -136,7 +110,7 @@ remove_moonraker(){
       status_msg "Removing $service ..."
       sudo systemctl stop $service
       sudo systemctl disable $service
-      sudo rm -f $SYSTEMDDIR/$service
+      sudo rm -f $SYSTEMD_DIR/$service
       ok_msg "Done!"
     done
     ### reloading units
@@ -207,7 +181,7 @@ remove_dwc2(){
       status_msg "Removing $service ..."
       sudo systemctl stop $service
       sudo systemctl disable $service
-      sudo rm -f $SYSTEMDDIR/$service
+      sudo rm -f $SYSTEMD_DIR/$service
       ok_msg "Done!"
     done
     ### reloading units
@@ -327,7 +301,7 @@ remove_octoprint(){
       status_msg "Removing $service ..."
       sudo systemctl stop $service
       sudo systemctl disable $service
-      sudo rm -f $SYSTEMDDIR/$service
+      sudo rm -f $SYSTEMD_DIR/$service
       ok_msg "OctoPrint Service removed!"
     done
     ### reloading units
@@ -397,7 +371,7 @@ remove_klipperscreen(){
     status_msg "Removing KlipperScreen service ..."
     sudo systemctl stop KlipperScreen
     sudo systemctl disable moonraker
-    sudo rm -f $SYSTEMDDIR/KlipperScreen.service
+    sudo rm -f $SYSTEMD_DIR/KlipperScreen.service
     ###reloading units
     sudo systemctl daemon-reload
     sudo systemctl reset-failed
@@ -440,7 +414,7 @@ remove_MoonrakerTelegramBot(){
     status_msg "Removing MoonrakerTelegramBot service ..."
     sudo systemctl stop moonraker-telegram-bot
     sudo systemctl disable moonraker-telegram-bot
-    sudo rm -f $SYSTEMDDIR/moonraker-telegram-bot.service
+    sudo rm -f $SYSTEMD_DIR/moonraker-telegram-bot.service
     ###reloading units
     sudo systemctl daemon-reload
     sudo systemctl reset-failed
@@ -465,10 +439,10 @@ remove_MoonrakerTelegramBot(){
 
 remove_mjpg-streamer(){
   ### remove MJPG-Streamer service
-  if [ -e $SYSTEMDDIR/webcamd.service ]; then
+  if [ -e $SYSTEMD_DIR/webcamd.service ]; then
     status_msg "Removing MJPG-Streamer service ..."
     sudo systemctl stop webcamd && sudo systemctl disable webcamd
-    sudo rm -f $SYSTEMDDIR/webcamd.service
+    sudo rm -f $SYSTEMD_DIR/webcamd.service
     ###reloading units
     sudo systemctl daemon-reload
     sudo systemctl reset-failed
diff --git a/scripts/status.sh b/scripts/status.sh
index a9d02d6..bbcffb1 100755
--- a/scripts/status.sh
+++ b/scripts/status.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 kiauh_status(){
   if [ -d "${SRCDIR}/kiauh/.git" ]; then
     cd ${SRCDIR}/kiauh
@@ -50,11 +52,11 @@ klipper_status(){
 
   ### display status
   if [ "$kcount" == "${#klipper_data[*]}" ]; then
-    KLIPPER_STATUS="$(printf "${green}Installed: %-5s${default}" $SERVICE_FILE_COUNT)"
+    KLIPPER_STATUS="$(printf "Installed: %-5s" $SERVICE_FILE_COUNT)"
   elif [ "$kcount" == 0 ]; then
-    KLIPPER_STATUS="${red}Not installed!${default}  "
+    KLIPPER_STATUS="Not installed!"
   else
-    KLIPPER_STATUS="${yellow}Incomplete!${default}     "
+    KLIPPER_STATUS="Incomplete!"
   fi
 }
 
@@ -82,11 +84,11 @@ dwc2_status(){
   done
 
   if [ "$dcount" == "${#dwc_data[*]}" ]; then
-    DWC2_STATUS="$(printf "${green}Installed: %-5s${default}" $SERVICE_FILE_COUNT)"
+    DWC2_STATUS="$(printf "Installed: %-5s" $SERVICE_FILE_COUNT)"
   elif [ "$dcount" == 0 ]; then
-    DWC2_STATUS="${red}Not installed!${default}  "
+    DWC2_STATUS="Not installed!"
   else
-    DWC2_STATUS="${yellow}Incomplete!${default}     "
+    DWC2_STATUS="Incomplete!"
   fi
 }
 
@@ -114,11 +116,11 @@ moonraker_status(){
 
   ### display status
   if [ "$mrcount" == "${#moonraker_data[*]}" ]; then
-    MOONRAKER_STATUS="$(printf "${green}Installed: %-5s${default}" $SERVICE_FILE_COUNT)"
+    MOONRAKER_STATUS="$(printf "Installed: %-5s" $SERVICE_FILE_COUNT)"
   elif [ "$mrcount" == 0 ]; then
-    MOONRAKER_STATUS="${red}Not installed!${default}  "
+    MOONRAKER_STATUS="Not installed!"
   else
-    MOONRAKER_STATUS="${yellow}Incomplete!${default}     "
+    MOONRAKER_STATUS="Incomplete!"
   fi
 }
 
@@ -137,11 +139,11 @@ mainsail_status(){
     fi
   done
   if [ "$mcount" == "${#mainsail_data[*]}" ]; then
-    MAINSAIL_STATUS="${green}Installed!${default}      "
+    MAINSAIL_STATUS="Installed!"
   elif [ "$mcount" == 0 ]; then
-    MAINSAIL_STATUS="${red}Not installed!${default}  "
+    MAINSAIL_STATUS="Not installed!"
   else
-    MAINSAIL_STATUS="${yellow}Incomplete!${default}     "
+    MAINSAIL_STATUS="Incomplete!"
   fi
 }
 
@@ -160,11 +162,11 @@ fluidd_status(){
     fi
   done
   if [ "$fcount" == "${#fluidd_data[*]}" ]; then
-    FLUIDD_STATUS="${green}Installed!${default}      "
+    FLUIDD_STATUS="Installed!"
   elif [ "$fcount" == 0 ]; then
-    FLUIDD_STATUS="${red}Not installed!${default}  "
+    FLUIDD_STATUS="Not installed!"
   else
-    FLUIDD_STATUS="${yellow}Incomplete!${default}     "
+    FLUIDD_STATUS="Incomplete!"
   fi
 }
 
@@ -190,11 +192,11 @@ octoprint_status(){
 
   ### display status
   if [ "$ocount" == "${#octoprint_data[*]}" ]; then
-    OCTOPRINT_STATUS="$(printf "${green}Installed: %-5s${default}" $SERVICE_FILE_COUNT)"
+    OCTOPRINT_STATUS="$(printf "Installed: %-5s" $SERVICE_FILE_COUNT)"
   elif [ "$ocount" == 0 ]; then
-    OCTOPRINT_STATUS="${red}Not installed!${default}  "
+    OCTOPRINT_STATUS="Not installed!"
   else
-    OCTOPRINT_STATUS="${yellow}Incomplete!${default}     "
+    OCTOPRINT_STATUS="Incomplete!"
   fi
 }
 
@@ -220,11 +222,11 @@ klipperscreen_status(){
     fi
   done
   if [ "$klsccount" == "${#klipperscreen_data[*]}" ]; then
-    KLIPPERSCREEN_STATUS="${green}Installed!${default}      "
+    KLIPPERSCREEN_STATUS="Installed!"
   elif [ "$klsccount" == 0 ]; then
-    KLIPPERSCREEN_STATUS="${red}Not installed!${default}  "
+    KLIPPERSCREEN_STATUS="Not installed!"
   else
-    KLIPPERSCREEN_STATUS="${yellow}Incomplete!${default}     "
+    KLIPPERSCREEN_STATUS="Incomplete!"
   fi
 }
 
@@ -250,11 +252,11 @@ MoonrakerTelegramBot_status(){
     fi
   done
   if [ "$mtbcount" == "${#MoonrakerTelegramBot_data[*]}" ]; then
-    MOONRAKER_TELEGRAM_BOT_STATUS="${green}Installed!${default}      "
+    MOONRAKER_TELEGRAM_BOT_STATUS="Installed!"
   elif [ "$mtbcount" == 0 ]; then
-    MOONRAKER_TELEGRAM_BOT_STATUS="${red}Not installed!${default}  "
+    MOONRAKER_TELEGRAM_BOT_STATUS="Not installed!"
   else
-    MOONRAKER_TELEGRAM_BOT_STATUS="${yellow}Incomplete!${default}     "
+    MOONRAKER_TELEGRAM_BOT_STATUS="Incomplete!"
   fi
 }
 
@@ -293,7 +295,7 @@ print_branch(){
   if [ ! -z "$GET_BRANCH" ]; then
     PRINT_BRANCH="$(printf "%-16s" "$GET_BRANCH")"
   else
-    PRINT_BRANCH="${red}--------------${default}  "
+    PRINT_BRANCH="--------------"
   fi
 }
 
diff --git a/scripts/ui/advanced_menu.sh b/scripts/ui/advanced_menu.sh
index 5f7cf5e..5453386 100755
--- a/scripts/ui/advanced_menu.sh
+++ b/scripts/ui/advanced_menu.sh
@@ -138,40 +138,3 @@ switch_menu(){
     ERROR_MSG="No Klipper directory found! Download Klipper first!"
   fi
 }
-
-#############################################################
-#############################################################
-
-migration_ui(){
-  top_border
-  echo -e "|     $(title_msg "~~~~~~~~~ [ CustomPiOS Migration ] ~~~~~~~~~~")     | "
-  hr
-  echo -e "|  This function will help you to migrate a vanilla     | "
-  echo -e "|  MainsailOS or FluiddPi image to a newer state.       | "
-  blank_line
-  echo -e "|  Only use this function if you use MainsailOS 0.4.0   | "
-  echo -e "|  or lower, or FluiddPi v1.13.0 or lower.              | "
-  blank_line
-  echo -e "|  Please have a look at the KIAUH changelog for more   | "
-  echo -e "|  details on what this function will do.               | "
-  hr
-  echo -e "|                                                       | "
-  echo -e "|  1) [Migrate MainsailOS]                              | "
-  echo -e "|  2) [Migrate FluiddPi]                                | "
-  echo -e "|                                                       | "
-  back_footer
-}
-
-migration_menu(){
-  print_msg && clear_msg
-  migration_ui
-  while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      1) migrate_custompios "mainsail"; migration_menu;;
-      2) migrate_custompios "fluiddpi"; migration_menu;;
-      B|b) clear; advanced_menu; break;;
-      *) print_unkown_cmd; migration_menu;;
-    esac
-  done
-}
diff --git a/scripts/ui/backup_menu.sh b/scripts/ui/backup_menu.sh
index 4c612ae..551057a 100755
--- a/scripts/ui/backup_menu.sh
+++ b/scripts/ui/backup_menu.sh
@@ -1,53 +1,44 @@
-backup_ui(){
-  top_border
-  echo -e "|     $(title_msg "~~~~~~~~~~~~~~ [ Backup Menu ] ~~~~~~~~~~~~~~")     | "
-  hr
-  echo -e "|           ${yellow}Backup location: ~/kiauh-backups${default}            | "
-  hr
-  echo -e "|  Configuration folder: |  Klipper Webinterface:       | "
-  echo -e "|  0) [Klipper configs]  |  4) [Mainsail]               | "
-  echo -e "|                        |  5) [Fluidd]                 | "
-  echo -e "|  Firmware:             |                              | "
-  echo -e "|  1) [Klipper]          |  HDMI Screen:                | "
-  echo -e "|                        |  6) [KlipperScreen]          | "
-  echo -e "|  Klipper API:          |                              | "
-  echo -e "|  2) [Moonraker]        |  Other:                      | "
-  echo -e "|  3) [Moonraker DB]     |  7) [Duet Web Control]       | "
-  echo -e "|                        |  8) [OctoPrint]              | "
-  echo -e "|                        |  9) [MoonrakerTelegramBot]   | "
-  back_footer
-}
+#!/bin/bash
 
 backup_menu(){
-  do_action "" "backup_ui"
+
+	local menu_options=(
+			"1" "Klipper configs"
+			"2" "Klipper"
+			"3" "Moonraker"
+			"4" "Moonraker DB"
+			"5" "Mainsail"
+			"6" "KlipperScreen"
+			"7" "Duet Web Control"
+			"8" "OctoPrint"
+			"9" "MoonrakerTelegramBot"
+			)
+
+	local menu_str="Backup location: ~/kiauh-backups"
   while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      0)
-        do_action "backup_klipper_config_dir" "backup_ui";;
-      1)
-        do_action "backup_klipper" "backup_ui";;
-      2)
-        do_action "backup_moonraker" "backup_ui";;
-      3)
-        do_action "backup_moonraker_database" "backup_ui";;
-      4)
-        do_action "backup_mainsail" "backup_ui";;
-      5)
-        do_action "backup_fluidd" "backup_ui";;
-      6)
-        do_action "backup_klipperscreen" "backup_ui";;
-      7)
-        do_action "backup_dwc2" "backup_ui";;
-      8)
-        do_action "backup_octoprint" "backup_ui";;
-      9)
-        do_action "backup_MoonrakerTelegramBot" "backup_ui";;
-      B|b)
-        clear; main_menu; break;;
-      *)
-        deny_action "backup_ui";;
-    esac
-  done
-  backup_menu
+			local menu
+			menu=$(whiptail --title "Backup Menu" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:"\
+			"$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+
+		local out=$?
+		if [ $out -eq 1 ]; then
+				break
+		elif [ $out -eq 0 ]; then
+			case "$menu" in
+				0) do_action "backup_klipper_config_dir";;
+				1) do_action "backup_klipper";;
+				2) do_action "backup_moonraker";;
+				3) do_action "backup_moonraker_database";;
+				4) do_action "backup_mainsail";;
+				5) do_action "backup_fluidd";;
+				6) do_action "backup_klipperscreen";;
+				7) do_action "backup_dwc2";;
+				8) do_action "backup_octoprint";;
+				9) do_action "backup_MoonrakerTelegramBot";;
+			esac
+		else
+				# Unexpected event, no clue what happened
+			exit 1
+		fi
+	done
 }
diff --git a/scripts/ui/general_ui.sh b/scripts/ui/general_ui_functions.sh
similarity index 70%
rename from scripts/ui/general_ui.sh
rename to scripts/ui/general_ui_functions.sh
index 459b29f..7715e25 100755
--- a/scripts/ui/general_ui.sh
+++ b/scripts/ui/general_ui_functions.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 #ui total width = 57 chars
 top_border(){
   echo -e "/=======================================================\\"
@@ -41,18 +42,6 @@ print_header(){
   bottom_border
 }
 
-kiauh_update_msg(){
-  top_border
-  echo -e "|${green}              New KIAUH update available!              ${default}| "
-  hr
-  echo -e "|${green}  View Changelog: https://git.io/JnmlX                 ${default}| "
-  blank_line
-  echo -e "|${yellow}  It is recommended to keep KIAUH up to date. Updates  ${default}| "
-  echo -e "|${yellow}  usually contain bugfixes, important changes or new   ${default}| "
-  echo -e "|${yellow}  features. Please consider updating!                  ${default}| "
-  bottom_border
-}
-
 ################################################################################
 #******************************************************************************#
 ################################################################################
@@ -60,11 +49,8 @@ kiauh_update_msg(){
 
 do_action(){
   clear && print_header
-  ### $1 is the action the user wants to fire
   $1
   print_msg && clear_msg
-  ### $2 is the menu the user usually gets directed back to after an action is completed
-  $2
 }
 
 deny_action(){
@@ -73,3 +59,5 @@ deny_action(){
   print_msg && clear_msg
   $1
 }
+
+
diff --git a/scripts/ui/install_interface_menu.sh b/scripts/ui/install_interface_menu.sh
new file mode 100755
index 0000000..d5409ff
--- /dev/null
+++ b/scripts/ui/install_interface_menu.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+#
+# Brief description of your script
+
+install_interface_menu(){
+
+	local menu_options=(
+		"1" "Mainsail - lightweight & responsive web interface for Klipper"
+		"2" "Fluidd - a free and open-source Klipper web interface for managing your 3d printer"
+		"3" "KlipperScreen - a touchscreen GUI that interfaces with Klipper via Moonraker"
+		"4" "Duet Web Control - a fully-responsive HTML5-based web interface for RepRapFirmware"
+		"5" "OctoPrint - a snappy web interface for controlling consumer 3D printers."
+	)
+  local menu_str="Select an interface to install, you can install multiple interfaces."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "Install Interface" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+        1) do_action "install_webui mainsail";;
+      	2) do_action "install_webui fluidd";;
+      	3) do_action "install_klipperscreen";;
+      	4) do_action "dwc_setup_dialog";;
+      	5) do_action "octoprint_setup_dialog";;
+				esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}
diff --git a/scripts/ui/install_menu.sh b/scripts/ui/install_menu.sh
index 5c8fc13..6733b72 100755
--- a/scripts/ui/install_menu.sh
+++ b/scripts/ui/install_menu.sh
@@ -1,55 +1,31 @@
-install_ui(){
-  top_border
-  echo -e "|     ${green}~~~~~~~~~~~ [ Installation Menu ] ~~~~~~~~~~~${default}     | "
-  hr
-  echo -e "|  You need this menu usually only for installing       | "
-  echo -e "|  all necessary dependencies for the various           | "
-  echo -e "|  functions on a completely fresh system.              | "
-  hr
-  echo -e "|  Firmware:                |  Touchscreen GUI:         | "
-  echo -e "|  1) [Klipper]             |  5) [KlipperScreen]       | "
-  echo -e "|                           |                           | "
-  echo -e "|  Klipper API:             |  Other:                   | "
-  echo -e "|  2) [Moonraker]           |  6) [Duet Web Control]    | "
-  echo -e "|                           |  7) [OctoPrint]           | "
-  echo -e "|  Klipper Webinterface:    |  8) [PrettyGCode]         | "
-  echo -e "|  3) [Mainsail]            |  9) [Telegram Bot]        | "
-  echo -e "|  4) [Fluidd]              |                           | "
-  echo -e "|                           |  Webcam:                  | "
-  echo -e "|                           |  10) [MJPG-Streamer]      | "
-  back_footer
-}
+#!/bin/bash
 
 install_menu(){
-  do_action "" "install_ui"
+	local menu_options=(
+		"1" "Klipper"
+		"2" "Klipper API(Moonraker)"
+		"3" "Interfaces"
+		"4" "Other"
+	)
+  local menu_str="You need this menu usually only for installing all necessary dependencies for the various functions on a completely fresh system."
+
   while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      1)
-        do_action "klipper_setup_dialog" "install_ui";;
-      2)
-        do_action "moonraker_setup_dialog" "install_ui";;
-      3)
-        do_action "install_webui mainsail" "install_ui";;
-      4)
-        do_action "install_webui fluidd" "install_ui";;
-      5)
-        do_action "install_klipperscreen" "install_ui";;
-      6)
-        do_action "dwc_setup_dialog" "install_ui";;
-      7)
-        do_action "octoprint_setup_dialog" "install_ui";;
-      8)
-        do_action "install_pgc_for_klipper" "install_ui";;
-      9)
-        do_action "install_MoonrakerTelegramBot" "install_ui";;
-      10)
-        do_action "install_mjpg-streamer" "install_ui";;
-      B|b)
-        clear; main_menu; break;;
-      *)
-        deny_action "install_ui";;
-    esac
+    local menu
+    menu=$(whiptail --title "Install" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) do_action "klipper_setup_dialog";;
+      	2) do_action "moonraker_setup_dialog";;
+      	3) install_interface_menu;;
+      	4) install_other_menu;;
+				esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
   done
-  install_menu
 }
diff --git a/scripts/ui/install_other_menu.sh b/scripts/ui/install_other_menu.sh
new file mode 100755
index 0000000..da5bc52
--- /dev/null
+++ b/scripts/ui/install_other_menu.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+#
+# Brief description of your script
+
+install_other_menu(){
+
+	local menu_options=(
+		#TODO WIP
+		"1" "PrettyGCode - "
+		"2" "Klipper Telegram Bot - "
+		"3" "Webcam MJPG-Streamer - Use MJPG-Streamer with webcam"
+	)
+  local menu_str="Select an option to install."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "Install Other" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+        1) do_action "install_pgc_for_klipper";;
+      	2) do_action "install_MoonrakerTelegramBot";;
+      	3) do_action "install_mjpg-streamer";;
+				esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}
diff --git a/scripts/ui/kiauh_update_yesno.sh b/scripts/ui/kiauh_update_yesno.sh
new file mode 100644
index 0000000..c74c9bf
--- /dev/null
+++ b/scripts/ui/kiauh_update_yesno.sh
@@ -0,0 +1,27 @@
+#######################################
+# description Advise user to update KIAUH
+# Globals:
+#   KIAUH_WHIPTAIL_NORMAL_HEIGHT
+#   KIAUH_WHIPTAIL_NORMAL_WIDTH
+#   RET
+# Arguments:
+#  None
+#######################################
+kiauh_update_yesno() {
+  whiptail --title "New KIAUH update available!" \
+    --yesno \
+    "View Changelog: https://git.io/JnmlX
+
+It is recommended to keep KIAUH up to date. Updates usually contain bugfixes, \
+important changes or new features. Please consider updating!
+
+Do you want to update now?" \
+    "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
+
+  local out=$?
+  if [ $out -eq 0 ]; then
+    do_action "update_kiauh"
+  else
+    return
+  fi
+}
\ No newline at end of file
diff --git a/scripts/ui/main_menu.sh b/scripts/ui/main_menu.sh
index ff991a0..e8a1f0d 100755
--- a/scripts/ui/main_menu.sh
+++ b/scripts/ui/main_menu.sh
@@ -1,92 +1,61 @@
-main_ui(){
-  #[ $KIAUH_UPDATE_REMIND="true" ] && kiauh_update_reminder
-  top_border
-  echo -e "|     $(title_msg "~~~~~~~~~~~~~~~ [ Main Menu ] ~~~~~~~~~~~~~~~")     |"
-  hr
-  echo -e "|  0) [Upload Log]     |       Klipper: $KLIPPER_STATUS|"
-  echo -e "|                      |        Branch: ${cyan}$PRINT_BRANCH${default}|"
-  echo -e "|  1) [Install]        |                                |"
-  echo -e "|  2) [Update]         |     Moonraker: $MOONRAKER_STATUS|"
-  echo -e "|  3) [Remove]         |                                |"
-  echo -e "|  4) [Advanced]       |      Mainsail: $MAINSAIL_STATUS|"
-  echo -e "|  5) [Backup]         |        Fluidd: $FLUIDD_STATUS|"
-  echo -e "|                      | KlipperScreen: $KLIPPERSCREEN_STATUS|"
-  echo -e "|  6) [Settings]       |  Telegram Bot: $MOONRAKER_TELEGRAM_BOT_STATUS|"
-  echo -e "|                      |                                |"
-  echo -e "|                      |          DWC2: $DWC2_STATUS|"
-  echo -e "|  ${cyan}$KIAUH_VER${default}|     Octoprint: $OCTOPRINT_STATUS|"
-  quit_footer
-}
+#!/bin/bash
 
-print_kiauh_version(){
-  cd ${SRCDIR}/kiauh
-  KIAUH_VER=$(git describe HEAD --always --tags | cut -d "-" -f 1,2)
-  KIAUH_VER="$(printf "%-20s" "$KIAUH_VER")"
-}
-
-kiauh_update_dialog(){
-  kiauh_update_msg
-  read -p "${cyan}Do you want to update now? (Y/n):${default} " yn
-  while true; do
-    case "$yn" in
-    Y|y|Yes|yes|"")
-      do_action "update_kiauh"
-      break;;
-    N|n|No|no) break;;
-    *)
-      deny_action "kiauh_update_dialog";;
-    esac
-  done
-}
-
-main_menu(){
-  print_header
+main_menu() {
   #print KIAUH update msg if update available
-    if [ "$KIAUH_UPDATE_AVAIL" = "true" ]; then
-      kiauh_update_dialog
-    fi
-  #check install status
-    print_kiauh_version
-    klipper_status
-    moonraker_status
-    dwc2_status
-    fluidd_status
-    mainsail_status
-    octoprint_status
-    klipperscreen_status
-    MoonrakerTelegramBot_status
-    print_branch
-  print_msg && clear_msg
-  main_ui
-  while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      "start klipper") do_action_service "start" "klipper"; main_ui;;
-      "stop klipper") do_action_service "stop" "klipper"; main_ui;;
-      "restart klipper") do_action_service "restart" "klipper"; main_ui;;
-      "start moonraker") do_action_service "start" "moonraker"; main_ui;;
-      "stop moonraker") do_action_service "stop" "moonraker"; main_ui;;
-      "restart moonraker")do_action_service "restart" "moonraker"; main_ui;;
-      "start dwc") do_action_service "start" "dwc"; main_ui;;
-      "stop dwc") do_action_service "stop" "dwc"; main_ui;;
-      "restart dwc") do_action_service "restart" "dwc"; main_ui;;
-      "start octoprint") do_action_service "start" "octoprint"; main_ui;;
-      "stop octoprint") do_action_service "stop" "octoprint"; main_ui;;
-      "restart octoprint") do_action_service "restart" "octoprint"; main_ui;;
-      update) do_action "update_kiauh" "main_ui";;
-      0) do_action "upload_selection" "main_ui";;
-      1) clear && install_menu && break;;
-      2) clear && update_menu && break;;
-      3) clear && remove_menu && break;;
-      4) clear && advanced_menu && break;;
-      5) clear && backup_menu && break;;
-      6) clear && settings_menu && break;;
-      Q|q)
-        echo -e "${green}###### Happy printing! ######${default}"; echo
-        exit -1;;
-      *)
-        deny_action "main_ui";;
-    esac
+  local menu_options=(
+			"1" "Install"\
+			"2" "Update"\
+			"3" "Remove"\
+			"4" "Advanced Settings"\
+			"5" "Backup"\
+			"6" "Settings"\
+			"7" "Upload Log"\
+			"8" "Service")
+
+  if [ "$KIAUH_UPDATE_AVAIL" = "true" ]; then
+    kiauh_update_dialog
+  fi
+
+	while true; do
+		#check install status
+		print_kiauh_version
+		klipper_status
+		moonraker_status
+		dwc2_status
+		fluidd_status
+		mainsail_status
+		octoprint_status
+		klipperscreen_status
+		MoonrakerTelegramBot_status
+		print_branch
+		print_msg && clear_msg
+
+    local menu_str="Klipper: $KLIPPER_STATUS Branch: $PRINT_BRANCH\n
+Moonraker: $MOONRAKER_STATUS\n
+Mainsail: $MAINSAIL_STATUS Fluidd: $FLUIDD_STATUS
+KlipperScreen: $KLIPPERSCREEN_STATUS Telegram Bot: $MOONRAKER_TELEGRAM_BOT_STATUS
+DWC2: $DWC2_STATUS OctoPrint: $OCTOPRINT_STATUS"
+    local menu
+    menu=$(whiptail --title "$KIAUH_TITLE $KIAUH_VER" --cancel-button "Finish" --notags --menu "$menu_str\n\nChoose an option:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) install_menu ;;
+				2) update_menu ;;
+				3) remove_menu ;;
+				4) advanced_menu ;;
+				5) backup_menu ;;
+				6) settings_menu ;;
+				7) upload_selection ;;
+				8) service_menu;;
+			esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
   done
-  clear; main_menu
+	echo -e "${green}###### Happy printing! ######${default}"; echo
 }
diff --git a/scripts/ui/migration_menu.sh b/scripts/ui/migration_menu.sh
new file mode 100644
index 0000000..0618bf6
--- /dev/null
+++ b/scripts/ui/migration_menu.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+migration_menu(){
+	local menu_options=(
+		"1" "Migrate MainsailOS"
+		"2" "Migrate FluiddPi"
+	)
+  local menu_str="This function will help you to migrate a vanilla MainsailOS or FluiddPi image to a newer state.
+Only use this function if you use MainsailOS 0.4.0 or lower, or FluiddPi v1.13.0 or lower.
+Please have a look at the KIAUH changelog for more details on what this function will do."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "CustomPiOS Migration" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) migrate_custompios "mainsail";;
+      	2) migrate_custompios "fluiddpi";;
+			esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}
diff --git a/scripts/ui/octoprint_setup_dialog.sh b/scripts/ui/octoprint_setup_dialog.sh
new file mode 100755
index 0000000..30ffdc3
--- /dev/null
+++ b/scripts/ui/octoprint_setup_dialog.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+octoprint_setup_dialog(){
+  status_msg "Initializing OctoPrint installation ..."
+
+  ### count amount of klipper services
+  if [ "$(systemctl list-units --full -all -t service --no-legend | grep -F "klipper.service")" ]; then
+    INSTANCE_COUNT=1
+  else
+    INSTANCE_COUNT=$(systemctl list-units --full -all -t service --no-legend | grep -E "klipper-[[:digit:]].service" | wc -l)
+  fi
+
+    whiptail --title "Install OctoPrint" \
+    --yesno \
+    "$INSTANCE_COUNT Klipper instances were found!
+
+You need one OctoPrint instance per Klipper instance.
+
+Create $INSTANCE_COUNT OctoPrint instances?" \
+    "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
+
+  local out=$?
+  if [ $out -eq 0 ]; then
+  	status_msg "Creating $INSTANCE_COUNT OctoPrint instances ..."
+    octoprint_setup
+  else
+    whiptail --title "$KIAUH_TITLE" --msgbox "Exiting OctoPrint Install" \
+      "$KIAUH_WHIPTAIL_SINGLE_LINE_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
+    return
+  fi
+}
diff --git a/scripts/ui/remove_interface_menu.sh b/scripts/ui/remove_interface_menu.sh
new file mode 100755
index 0000000..6a8e909
--- /dev/null
+++ b/scripts/ui/remove_interface_menu.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+#
+# Brief description of your script
+
+remove_interface_menu(){
+
+	local menu_options=(
+		"1" "Mainsail - lightweight & responsive web interface for Klipper"
+		"2" "Fluidd - a free and open-source Klipper web interface for managing your 3d printer"
+		"3" "KlipperScreen - a touchscreen GUI that interfaces with Klipper via Moonraker"
+		"4" "Duet Web Control - a fully-responsive HTML5-based web interface for RepRapFirmware"
+		"5" "OctoPrint - a snappy web interface for controlling consumer 3D printers."
+	)
+  local menu_str="Select an interface to install, you can install multiple interfaces."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "Install Interface" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+        1) do_action "install_webui mainsail";;
+      	2) do_action "install_webui fluidd";;
+      	3) do_action "install_klipperscreen";;
+      	4) do_action "dwc_setup_dialog";;
+      	5) do_action "octoprint_setup_dialog";;
+				esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}
diff --git a/scripts/ui/remove_menu.sh b/scripts/ui/remove_menu.sh
index 9df4e9f..0d5c4d2 100755
--- a/scripts/ui/remove_menu.sh
+++ b/scripts/ui/remove_menu.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 remove_ui(){
   top_border
   echo -e "|     ${red}~~~~~~~~~~~~~~ [ Remove Menu ] ~~~~~~~~~~~~~~${default}     | "
@@ -22,37 +23,37 @@ remove_ui(){
 }
 
 remove_menu(){
-  do_action "" "remove_ui"
+	#TODO Currently it's a "dumb" remove page, looking for a "smart" one
+	local menu_options=(
+		"1" "Klipper"
+		"2" "Klipper API(Moonraker)"
+		"3" "Interfaces"
+		"4" "Other"
+	)
+  local menu_str="Directories which remain untouched:
+
+Your printer configuration directory
+~/kiauh-backups
+
+You need remove them manually if you wish so."
+
   while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      1)
-        do_action "remove_klipper" "remove_ui";;
-      2)
-        do_action "remove_moonraker" "remove_ui";;
-      3)
-        do_action "remove_mainsail" "remove_ui";;
-      4)
-        do_action "remove_fluidd" "remove_ui";;
-      5)
-        do_action "remove_klipperscreen" "remove_ui";;
-      6)
-        do_action "remove_dwc2" "remove_ui";;
-      7)
-        do_action "remove_octoprint" "remove_ui";;
-      8)
-        do_action "remove_prettygcode" "remove_ui";;
-      9)
-        do_action "remove_MoonrakerTelegramBot" "remove_ui";;
-      10)
-        do_action "remove_mjpg-streamer" "remove_ui";;
-      11)
-        do_action "remove_nginx" "remove_ui";;
-      B|b)
-        clear; main_menu; break;;
-      *)
-        deny_action "remove_ui";;
-    esac
+    local menu
+    menu=$(whiptail --title "Remove Menu" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) do_action "remove_klipper";;
+      	2) do_action "remove_moonraker";;
+      	3) remove_interface_menu;;
+      	4) remove_other_menu;;
+				esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
   done
-  remove_menu
 }
diff --git a/scripts/ui/remove_moonraker_yesno.sh b/scripts/ui/remove_moonraker_yesno.sh
new file mode 100755
index 0000000..80379d0
--- /dev/null
+++ b/scripts/ui/remove_moonraker_yesno.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+remove_moonraker_yesno(){
+	  whiptail --title "Remove" \
+    --yesno \
+    "Do you want to remove Moonraker afterwards?
+
+    This is useful in case you want to switch from a single-instance to a multi-instance installation, which makes a re-installation of Moonraker necessary.
+
+    If for any other reason you only want to uninstall Klipper, please select 'No' and continue." \
+    "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
+
+  local out=$?
+  if [ $out -eq 0 ]; then
+    REM_MR="true"
+  else
+    REM_MR="false"
+}
\ No newline at end of file
diff --git a/scripts/ui/remove_other_menu.sh b/scripts/ui/remove_other_menu.sh
new file mode 100755
index 0000000..7f56db8
--- /dev/null
+++ b/scripts/ui/remove_other_menu.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+# Brief description of your script
+
+remove_other_menu() {
+
+  local menu_options=(
+    #TODO WIP
+    "1" "PrettyGCode - "
+    "2" "Klipper Telegram Bot - "
+    "3" "Webcam MJPG-Streamer - Use MJPG-Streamer with webcam"
+    "4" "Nginx"
+  )
+  local menu_str="Select an option to install."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "Remove Other" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+      break
+    elif [ $out -eq 0 ]; then
+      case "$menu" in
+        1) do_action "remove_pgc_for_klipper" ;;
+        2) do_action "remove_MoonrakerTelegramBot" ;;
+        3) do_action "remove_mjpg-streamer" ;;
+      	4) do_action "remove_nginx" ;;
+      esac
+    else
+      # Unexpected event, no clue what happened
+      exit 1
+    fi
+  done
+}
diff --git a/scripts/ui/service_menu.sh b/scripts/ui/service_menu.sh
new file mode 100755
index 0000000..9d656de
--- /dev/null
+++ b/scripts/ui/service_menu.sh
@@ -0,0 +1,48 @@
+#!/bin/bash
+
+service_menu(){
+    	local menu_options=(
+				"1" "Start Klipper"
+				"2" "Stop Klipper"
+        "3" "Restart Klipper"
+        "4" "Start Moonraker"
+        "5" "Stop Moonraker"
+        "6" "Restart Moonraker"
+        "7" "Start Duet Web Control"
+        "8" "Stop Duet Web Control"
+        "9" "Restart Duet Web Control"
+        "10" "Start Octoprint"
+        "11" "Stop Octoprint"
+        "12" "Restart Octoprint"
+				)
+
+  local menu_str="Start/stop/restart services"
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "Service Menu" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) do_action_service "start" "klipper";;
+				2) do_action_service "stop" "klipper";;
+				3) do_action_service "restart" "klipper";;
+				4) do_action_service "start" "moonraker";;
+				5) do_action_service "stop" "moonraker";;
+				6) do_action_service "restart" "moonraker";;
+				7)do_action_service "start" "dwc";;
+				8)do_action_service "stop" "dwc";;
+				9)do_action_service "restart" "dwc";;
+				10)do_action_service "start" "octoprint";;
+				11)do_action_service "stop" "octoprint";;
+				12)do_action_service "restart" "octoprint";;
+			esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}
\ No newline at end of file
diff --git a/scripts/ui/upload_yesno.sh b/scripts/ui/upload_yesno.sh
new file mode 100644
index 0000000..eeffade
--- /dev/null
+++ b/scripts/ui/upload_yesno.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+upload_yesno(){
+  whiptail --title "Upload Agreement" \
+    --yesno \
+    "The following function will help to quickly upload logs for debugging purposes. With confirming this dialog, you agree that during that process your logs will be uploaded to: http://paste.c-net.org/
+
+PLEASE NOTE:
+
+Be aware that logs can contain network information, private data like usernames, filenames, or other information you may not want to make public. 
+
+Do ${red}NOT${default} use this function if you don't agree!
+
+Do you accept?" \
+    "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH"
+
+  local out=$?
+  if [ $out -eq 0 ]; then
+    sed -i "/logupload_accepted=/s/false/true/" $INI_FILE
+        clear && print_header && upload_selection
+  else
+    return
+  fi
+}
\ No newline at end of file
diff --git a/scripts/update.sh b/scripts/update.sh
index 8a453b3..3222912 100755
--- a/scripts/update.sh
+++ b/scripts/update.sh
@@ -75,7 +75,7 @@ update_log_paths(){
   source_kiauh_ini
   LPATH="${HOME}/klipper_logs"
   [ ! -d "$LPATH" ] && mkdir -p "$LPATH"
-  FILE="$SYSTEMDDIR/$1?(-*([0-9])).service"
+  FILE="$SYSTEMD_DIR/$1?(-*([0-9])).service"
   for file in $(ls $FILE); do
     [ "$1" == "klipper" ] && LOG="klippy"
     [ "$1" == "moonraker" ] && LOG="moonraker"
diff --git a/scripts/upload_log.sh b/scripts/upload_log.sh
index 7c2234b..b7e7230 100755
--- a/scripts/upload_log.sh
+++ b/scripts/upload_log.sh
@@ -1,44 +1,8 @@
-accept_upload_conditions(){
-  while true; do
-    top_border
-    echo -e "|     ${red}~~~~~~~~~~~ [ Upload Agreement ] ~~~~~~~~~~~~${default}     |"
-    hr
-    echo -e "| The following function will help to quickly upload    |"
-    echo -e "| logs for debugging purposes. With confirming this     |"
-    echo -e "| dialog, you agree that during that process your logs  |"
-    echo -e "| will be uploaded to: ${yellow}http://paste.c-net.org/${default}          |"
-    hr
-    echo -e "| ${red}PLEASE NOTE:${default}                                          |"
-    echo -e "| Be aware that logs can contain network information,   |"
-    echo -e "| private data like usernames, filenames, or other      |"
-    echo -e "| information you may not want to make public.          |"
-    blank_line
-    echo -e "| Do ${red}NOT${default} use this function if you don't agree!          |"
-    bottom_border
-    read -p "${cyan}Do you accept? (Y/n):${default} " yn
-    case "$yn" in
-      Y|y|Yes|yes|"")
-        sed -i "/logupload_accepted=/s/false/true/" $INI_FILE
-        clear && print_header && upload_selection
-        ;;
-      N|n|No|no)
-        clear
-        main_menu
-        break
-        ;;
-      *)
-        clear
-        print_header
-        print_unkown_cmd
-        print_msg && clear_msg
-        accept_upload_conditions;;
-    esac
-  done
-}
+#!/bin/bash
 
 upload_selection(){
   source_kiauh_ini
-  [ "$logupload_accepted" = "false" ] && accept_upload_conditions
+  [ "$logupload_accepted" = "false" ] && upload_yesno
 
   ### find all suitable logfiles for klipper
   logfiles=()