diff --git a/seqs/raspberry.sh b/seqs/raspberry.sh
index 2c0c104..01b3310 100755
--- a/seqs/raspberry.sh
+++ b/seqs/raspberry.sh
@@ -11,6 +11,7 @@ WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
 
 osName=
 distName=
+RPI_BOOT_CONFIG="/boot/config.txt"
 
 step_config() {
   if [ "$(which lsb_release)" == "" ] ; then
@@ -62,9 +63,11 @@ downDay=$(date +%Y%m%d)
 downDir="/tmp"
 downLoc="${downDir}/raspios_$downDay.zip"
 
-step_2_info() { echo -n "Write Raspberry Pi OS image to SD card "
-  if [ -z $2 ] ; then echo "[SD CARD DEVICE]"; else echo "$2"; fi 
+step_2_info() { 
+  echoinfoArgs "[SD CARD DEVICE]"
+  echo "Write Raspberry Pi OS image to SD card"
   echoinfo "This operation will delete all data previously on the SD card!"
+  [ $CONTEXT_EXE -ne 0 ] && [ -z $2 ] && echoinfo "   [SD CARD DEVICE]: $2" 
 }
 step_2_alias() { ALIAS="writesd"; }
 step_2() {
@@ -101,7 +104,14 @@ step_2() {
   exe read -p "     Press enter to contiue."
 }
 
-step_3_info() { echo "Prepare SD for first run [SD CARD DEVICE]"; }
+step_3_info() { 
+  echoinfoArgs "[SD CARD DEVICE]"
+  echo "Prepare SD for first run"
+  if [ $CONTEXT_EXE -ne 0 ]; then
+    shift
+    [ ! -z $1 ] && echoinfo "   [SD CARD DEVICE]: $1"
+  fi
+}
 step_3() {
   if [ -z $2 ] && [ ! -z $SDDEV ] ; then
     if [ $QUIET -ne 0 ] ; then
@@ -141,15 +151,13 @@ step_3() {
 }
 
 step_4_info() { 
-  local sd="[SD CARD DEVICE]"
-  local hd="[HD DEVICE]"
-  if [ ! -z $2 ] ; then
-    sd="SD: \"$2\""
+  echoinfoArgs "[SD CARD DEVICE] [HD DEVICE]" 
+  echo "Prepare SD card to boot from hard disk"
+  if [ $CONTEXT_EXE -ne 0 ]; then
+    shift
+    [ ! -z $1 ] && echoinfo "   [SD CARD DEVICE]: $1"
+    [ ! -z $2 ] && echoinfo "        [HD DEVICE]: $2"
   fi
-  if [ ! -z $3 ] ; then
-    hd="HD: \"$3\""
-  fi
-  echo "Prepare $sd to boot from $hd"
 }
 step_4_alias() { ALIAS="hdboot"; }
 step_4() {
@@ -209,15 +217,14 @@ step_4() {
 }
 
 step_5_info() { 
-  local sd="[SD CARD DEVICE]"
-  local hd="[HD DEVICE]"
-  if [ ! -z $2 ] ; then
-    sd="SD: \"$2\""
+  echoinfoArgs "[SD CARD DEVICE] [HD DEVICE]"
+  echo "Prepare HD for boot (TODO)"
+
+  if [ $CONTEXT_EXE -ne 0 ]; then
+    shift
+    [ ! -z $1 ] && echoinfo "  [SD CARD DEVICE]: $1"
+    [ ! -z $2 ] && echoinfo "       [HD DEVICE]: $2"
   fi
-  if [ ! -z $3 ] ; then
-    hd="HD: \"$3\""
-  fi
-  echo "Prepare HD for boot $sd $hd (TODO)"
 }
 step_5() {
   #TODO
@@ -258,86 +265,6 @@ step_5() {
   echo " [I] modify $HDROOT/etc/dhcpcd.conf for static IPs"
 }
 
-step_20_info() { echo "Disable swap file and remove it"; }
-step_20_alias() { ALIAS="disableswap"; }
-step_20() {
-  exe swapoff -a
-  exe systemctl disable dphys-swapfile
-  exe rm -rf "$rpiSwapFile"
-  echoerr " [W] Reboot to apply changes"
-  if [ $QUIET -eq 0 ] ; then
-    exe read -p "     Reboot now ([n]/y)? " answer
-    case $answer in
-      [yY])
-        echoerr " [I] Rebooting now ..."
-        exe reboot
-        ;;
-      *)
-        ;;
-    esac
-  fi
-}
-rpiSwapFile="/var/swap"
-
-step_22_info() { echo "Resize second SD card partition [SD CARD DEVICE]"; }
-step_22_alias() { ALIAS="resizesd"; }
-step_22() {
-  shift
-  read_sd_dev "$1"
-  if [ -z $SDDEV ] || [ "$SDDEV" = "" ] || [ "$SDROOT" == "/" ] ; then
-    echoerr " [E] No SD found"
-    return 1
-  fi
-  echo " [I] Device to be resized: $SDROOTDEV"
-  
-  exe umount -q "$SDROOT"
-  exe parted -s "$SDDEV" "resizepart $SDROOTPARTNO -1" quit
-  saveReturn $?
-  exe e2fsck -f "$SDROOTDEV"
-  saveReturn $?
-  exe resize2fs "$SDROOTDEV"
-  saveReturn $?
-  if [ -z $SDROOT ] ; then
-    read -p "Please provide a mountpoint: " SDROOT
-    exe mkdir -p "$SDROOT"
-  fi
-  exe mount "$SDROOTDEV" "$SDROOT"
-  saveReturn $?
-  getReturn
-  return $?
-}
-
-step_24_info() { 
-  echo     "Turn off power LED [OPTION]"
-  echoinfo " [OPTION]"
-  echoinfo "  -p : Turn off permanentely (/etc/rc.local)"
-}
-step_24_alias() { ALIAS="powerledoff"; }
-step_24() {
-  exep "${ledOffCmd}"
-  if [ ! -z $2 ] ; then
-    exep "grep \"$ledPowerBright\" $startScript >>/dev/null"
-    if [ $? -eq 0 ] ; then
-      echo " [I] Power LED brightness already used. Please check $startScript manually for:"
-      echo "     $ledOffCmd"
-      return 1
-    fi
-    exe sed -i "s/^exit 0/# Turn off power LED/" "$startScript"
-    exep "echo \"${ledOffCmd}\" >> $startScript"
-    exep "echo -e \"\nexit 0\" >> $startScript"
-  fi
-}
-startScript="/etc/rc.local"
-ledPowerBright="/sys/class/leds/led1/brightness"
-ledOffCmd="sudo sh -c 'echo 0 > ${ledPowerBright}'"
-
-step_26_info() { echo "Restart network without reboot"; }
-step_26_alias() { ALIAS="netrestart"; }
-step_26() {
-  exep "sudo ip link set eth0 down && sudo ip link set eth0 up"
-}
-
-
 read_sd_dev() {
   local partExt=""
   if [ ! -z "$1" ] ; then
@@ -429,5 +356,160 @@ read_hd_dev() {
   return 0
 }
 
-VERSION_SEQREV=9
+step_20_info() { echo "Disable swap file and remove it"; }
+step_20_alias() { ALIAS="disable_swap"; }
+step_20() {
+  exe swapoff -a
+  exe systemctl disable dphys-swapfile
+  exe rm -rf "$rpiSwapFile"
+  echoerr " [W] Reboot to apply changes"
+  if [ $QUIET -eq 0 ] ; then
+    exe read -p "     Reboot now ([n]/y)? " answer
+    case $answer in
+      [yY])
+        echoerr " [I] Rebooting now ..."
+        exe reboot
+        ;;
+      *)
+        ;;
+    esac
+  fi
+}
+rpiSwapFile="/var/swap"
+
+step_22_info() { echoinfoArgs "[SD CARD DEVICE]"; echo "Resize second SD card partition"; }
+step_22_alias() { ALIAS="resizesd"; }
+step_22() {
+  shift
+  read_sd_dev "$1"
+  if [ -z $SDDEV ] || [ "$SDDEV" = "" ] || [ "$SDROOT" == "/" ] ; then
+    echoerr " [E] No SD found"
+    return 1
+  fi
+  echo " [I] Device to be resized: $SDROOTDEV"
+  
+  exe umount -q "$SDROOT"
+  exe parted -s "$SDDEV" "resizepart $SDROOTPARTNO -1" quit
+  saveReturn $?
+  exe e2fsck -f "$SDROOTDEV"
+  saveReturn $?
+  exe resize2fs "$SDROOTDEV"
+  saveReturn $?
+  if [ -z $SDROOT ] ; then
+    read -p "Please provide a mountpoint: " SDROOT
+    exe mkdir -p "$SDROOT"
+  fi
+  exe mount "$SDROOTDEV" "$SDROOT"
+  saveReturn $?
+  getReturn
+  return $?
+}
+
+step_24_info() {
+  echoinfoArgs "[OPTION]"
+  echo     "Turn off power LED"
+  echoinfo " [OPTION]"
+  echoinfo "  -p : Turn off permanentely (/etc/rc.local)"
+}
+step_24_alias() { ALIAS="disable_powerled"; }
+step_24() {
+  exep "${ledOffCmd}"
+  if [ ! -z "$2" ] && [ "$2" == "-p" ] ; then
+    exep "grep \"$ledPowerBright\" $startScript >>/dev/null"
+    if [ $? -eq 0 ] ; then
+      echo " [I] Power LED brightness already used. Please check $startScript manually for:"
+      echo "     $ledOffCmd"
+      return 1
+    fi
+    exe sed -i "s/^exit 0/# Turn off power LED/" "$startScript"
+    exep "echo \"${ledOffCmd}\" >> $startScript"
+    exep "echo -e \"\nexit 0\" >> $startScript"
+  fi
+}
+startScript="/etc/rc.local"
+ledPowerBright="/sys/class/leds/led1/brightness"
+ledOffCmd="sudo sh -c 'echo 0 > ${ledPowerBright}'"
+
+step_26_info() { echo "Restart network without reboot"; }
+step_26_alias() { ALIAS="netrestart"; }
+step_26() {
+  exep "sudo ip link set eth0 down && sudo ip link set eth0 up"
+}
+
+step_28_info() { echo "Disable bluetooth"; }
+step_28_alias() { ALIAS="disable_bluetooth"; }
+step_28() {
+  checkBootConfig "$RPI_CONFIG_DTOVERLAY" "$RPI_CONF_DI_BLUETOOTH"
+  [ $? -eq 0 ] && endReturn -o 1 "Bluetooth already disabled"
+
+  addConf -a "${RPI_CONFIG_DTOVERLAY}=$RPI_CONF_DI_BLUETOOTH" "$RPI_BOOT_CONFIG"
+}
+RPI_CONFIG_DTOVERLAY="dtoverlay"
+RPI_CONF_DI_BLUETOOTH="disable-bt"
+RPI_CONF_DI_WIFI="disable-wifi"
+
+step_29_info() { echo "Disable bluetooth services"; }
+step_29() {
+  exe systemctl disable hciuart.service
+  exe systemctl disable bluealsa.service
+  exe systemctl disable bluetooth.service
+
+  echoseq " [I] Consider uninstalling bluetooth software:"
+  echoseq "apt purge --autoremove -y bluez"
+  echoseq
+  echoseq " [W] Reboot to make changes active"
+}
+
+
+step_31_info() { echo "Disable Wifi"; }
+step_31_alias() { ALIAS="disable_wifi"; }
+step_31() {
+  checkBootConfig "$RPI_CONFIG_DTOVERLAY" "$RPI_CONF_DI_WIFI"
+  [ $? -eq 0 ] && endReturn -o 1 "Wifi already disabled"
+  
+  addConf -a "${RPI_CONFIG_DTOVERLAY}=$RPI_CONF_DI_WIFI" "$RPI_BOOT_CONFIG"
+
+  echoseq " [W] Reboot to make changes active"
+}
+
+step_33_info() { echo "Disable HDMI"; }
+step_33_alias() { ALIAS="disable_hdmi"; }
+step_33() {
+  checkBootConfig "$RPI_CONFIG_HDMI_BLANK" "$RPI_CONF_DI_HDMI"
+  [ $? -eq 0 ] && endReturn -o 1 "HDMI already disabled"
+
+  addConf -a "${RPI_CONFIG_HDMI_BLANK}=$RPI_CONF_DI_HDMI" "$RPI_BOOT_CONFIG"
+}
+RPI_CONFIG_HDMI_BLANK="hdmi_blanking"
+RPI_CONF_DI_HDMI="1"
+
+step_34_info() { echo "Disable TV service"; }
+step_34() {
+  exe $tvserviceOffCmd
+  exep "grep \"$tvserviceBin\" $startScript >>/dev/null"
+  if [ $? -eq 0 ] ; then
+    echo " [I] Tvservice already used. Please check $startScript manually for:"
+    echo "     $tvserviceOffCmd"
+    return 1
+  fi
+
+  exe sed -i "s/^exit 0/# Turn off tvservice/" "$startScript"
+  exep "echo \"${tvserviceOffCmd}\" >> $startScript"
+  exep "echo -e \"\nexit 0\" >> $startScript"
+  
+  echoseq " [W] Reboot to make changes active"
+}
+tvserviceBin="/usr/bin/tvservice"
+tvserviceOffCmd="${tvserviceBin} -o'"
+
+# checkBootConfig <CONFIGNAME> [VALUE]
+checkBootConfig() {
+  [ -z "$1" ] && return 1
+
+  local re_check="^[[:space:]]*[^#]*${1}[[:space:]]*=[[:space:]]*$2"
+  grep -rqE "$re_check" "$RPI_BOOT_CONFIG"
+  return $? 
+}
+
+VERSION_SEQREV=14
 . /usr/local/bin/sequencer.sh