diff --git a/tools/pi/autorun b/tools/pi/autorun
index 8a750ea..65c8d9f 100755
--- a/tools/pi/autorun
+++ b/tools/pi/autorun
@@ -2,7 +2,7 @@
 
 # deactivate power saving:
 for cpu in /sys/devices/system/cpu/cpu[0-9]*; do echo -n performance \
-| sudo tee $cpu/cpufreq/scaling_governor; done
+                                                      | sudo tee $cpu/cpufreq/scaling_governor; done
 
 ## Stop the ntp service
 #sudo service ntp stop
@@ -42,72 +42,73 @@ if test -e /boot/ovclient-wifi.txt; then
     test -e /boot/ovclient-country.txt && COUNTRYCODE=$(cat /boot/ovclient-country.txt)
     echo "connecting to WiFi ${SSID}"
     if test -n "${SSID}"; then
-    sudo raspi-config nonint do_wifi_country "${COUNTRYCODE}"
-    sleep 2
-    rfkill unblock wifi
-    sleep 10
-    sudo raspi-config nonint do_wifi_ssid_passphrase "${SSID}" "${PW}"
-    sleep 20
+        sudo raspi-config nonint do_wifi_country "${COUNTRYCODE}"
+        sleep 2
+        rfkill unblock wifi
+        sleep 10
+        sudo raspi-config nonint do_wifi_ssid_passphrase "${SSID}" "${PW}"
+        sleep 20
     fi
 fi
 
 if test ! -e /boot/ovclient-noupdate; then
     # if not on overlayfs then update/reinstall:
     if (cat /proc/mounts | grep -e " / ")|grep -q -e overlay; then
-    echo "overlay fs, not updating"
+        echo "overlay fs, not updating"
     else
-    # get the latest installer script:
-    . /usr/share/ovclient/tools/installovclient.sh
+        # get the latest installer script:
+        . /usr/share/ovclient/tools/installovclient.sh
         # test for openMHA install request:
         if test -e /boot/ov-client-instmha; then
             rm -f /boot/ov-client-instmha
             sudo apt install --no-install-recommends --assume-yes openmha openmha-examples
         fi
-    # activate overlay image in case the installation script failed, and try the best we can:
-    sudo raspi-config nonint enable_overlayfs
-    # ready, reboot:
-    sudo shutdown -r now
+        # activate overlay image in case the installation script failed, and try the best we can:
+        sudo raspi-config nonint enable_overlayfs
+        # ready, reboot:
+        sudo shutdown -r now
     fi
 fi
 
+
 # start client:
 while true; do
     
-    sudo su -l ov -c "ov-client" || sudo touch ~ov/ov-client.firmwareupdate
+    sudo su -l ov -c "ov-client"
     # test for modified configuration:
     if test -e ~ov/ov-client.cfg; then
-    sudo mv ~ov/ov-client.cfg /boot/
-    sync
+        sudo mv ~ov/ov-client.cfg /boot/
+        sync
     fi
     # test for firmware update:
     if test -e ~ov/ov-client.firmwareupdate; then
-    # firmware update requested: disable overlayfs and restart
-    sudo rm -f ~ov/ov-client.firmwareupdate
-    sudo raspi-config nonint disable_overlayfs
-    sudo shutdown -r now
+        # firmware update requested: disable overlayfs and restart
+        sudo rm -f ~ov/ov-client.firmwareupdate
+        sudo raspi-config nonint disable_overlayfs
+        sudo shutdown -r now
     fi
     # test for openMHA install request:
     if test -e ~ov/ov-client.installopenmha; then
-    # firmware update requested: disable overlayfs and restart
-    sudo rm -f ~ov/ov-client.installopenmha
+        # firmware update requested: disable overlayfs and restart
+        sudo rm -f ~ov/ov-client.installopenmha
         sudo touch /boot/ov-client-instmha
-    sudo raspi-config nonint disable_overlayfs
-    sudo shutdown -r now
+        sudo raspi-config nonint disable_overlayfs
+        sudo shutdown -r now
     fi
     # check for development version:
     if test -e ~ov/ov-client.usedevversion; then
-    echo "switching to development version"
-    # switch to development version:
-    sudo rm -f ~ov/ov-client.usedevversion
-    # identify OS release code name:
-    OSREL=`lsb_release -a|grep Codename|sed 's/Codename:[[:blank:]]*//1'`
-    OSRELHTCH="$OSREL"
-    if test "$OSREL" = "buster"; then
-        OSRELHTCH=bionic
-    fi
-    (echo "";echo "deb [arch=armhf] http://aptdev.hoertech.de ${OSRELHTCH} universe")|sudo tee -a /etc/apt/sources.list
-    sudo apt update --assume-yes
-    sudo apt install --no-install-recommends --assume-yes ov-client
+        echo "switching to development version"
+        # switch to development version:
+        sudo rm -f ~ov/ov-client.usedevversion
+        # identify OS release code name:
+        OSREL=`lsb_release -a|grep Codename|sed 's/Codename:[[:blank:]]*//1'`
+        OSRELHTCH="$OSREL"
+        if test "$OSREL" = "buster"; then
+            OSRELHTCH=bionic
+        fi
+        (echo "";echo "deb [arch=armhf] http://aptdev.hoertech.de ${OSRELHTCH} universe")|sudo tee -a /etc/apt/sources.list
+        sudo apt update --assume-yes
+        sudo apt install --no-install-recommends --assume-yes ov-client
     fi
     if test -e ~ov/ov-client.wificfg; then
         echo "switching wifi"