diff --git a/install_nextcloud.sh b/install_nextcloud.sh
index 32b8dd3..4fbf7ae 100755
--- a/install_nextcloud.sh
+++ b/install_nextcloud.sh
@@ -84,6 +84,11 @@ echo_ok() {
       echo " [ ok ]"
    fi
 }
+echo_wait(){
+   if $terminal ; then
+      echo -en "\033[80G[ \033[33m\033[1m\033[5m..\033[m ]"
+   fi
+}
 echo_warning() {
    if $terminal ; then
       echo -e "\033[80G[ \033[33m\033[1mwarn\033[m ]"
@@ -312,7 +317,7 @@ fi
 
 
 echo ""
-echo "   Insert the name of the website containing the nextcloud instance .."
+echo "   Insert the FQHN hostname of the website containing the nextcloud instance .."
 echo ""
 if [[ -n "$WEBSITE" ]] ;then
 	DEFAULT_WEBSITE="$WEBSITE"
@@ -335,8 +340,13 @@ else
 		read WEBSITE
 	done
 fi
+IFS=. read -ra parts <<< "${WEBSITE}"
+DOMAIN_PART="${parts[-2]}.${parts[-1]}"
+HOSTNAME_PART="${WEBSITE%.$DOMAIN_PART}"
+
 DEFAULT_WEB_BASE_DIR="${WEB_DIRS_ROOT}/$WEBSITE"
 
+
 if [[ ! -d "${WEB_DIRS_ROOT}/$WEBSITE" ]] ; then
 	echo ""
 	echo -e "   \033[32m--\033[m"
@@ -1073,6 +1083,7 @@ echo "   Webserver group......................: $HTTP_GROUP"
 echo ""
 echo "   PHP version..........................: $PHP_VERSION"
 echo "   PHP Engine...........................: $PHP_ENGINE"
+echo "   PHP Binary...........................: ${php_binary}"
 echo ""
 echo "   Databse name.........................: $DATABASE_NAME"
 echo "   Database type........................: $DATABASE_TYPE"
@@ -1087,9 +1098,10 @@ if $INSTALL_COLABORA_SERVICE ; then
    echo "      IPv6 ColaboraOnline Service.......: $IPV6_CO"
    echo "      Group of os installed certs.......: $SSL_CERT_GROUP"
 elif $COLABORA_SERVICE_INSTALLED ; then
-   echo ""
    echo "   Hostname ColaboraOnline Service......: $HOSTNAME_CO"
+   echo "      Wopi URL..........................: ${WOPI_URL}"
 fi
+echo
 echo ""
 echo ""
 
@@ -1164,6 +1176,7 @@ echo "# - Webserver group......................: $HTTP_GROUP" >> $log_file
 echo "# -" >> $log_file
 echo "# - PHP version..........................: $PHP_VERSION" >> $log_file
 echo "# - PHP Engine...........................: $PHP_ENGINE" >> $log_file
+echo "# - PHP Binary...........................: ${php_binary}" >> $log_file
 echo "# -" >> $log_file
 echo "# - Databse name.........................: $DATABASE_NAME" >> $log_file
 echo "# - Database type........................: $DATABASE_TYPE" >> $log_file
@@ -1179,14 +1192,18 @@ if $INSTALL_COLABORA_SERVICE ; then
    echo "# -    Group of os installed certs.......: $SSL_CERT_GROUP" >> $log_file
 elif $COLABORA_SERVICE_INSTALLED ; then
    echo "# -    Hostname ColaboraOnline Service...: $HOSTNAME_CO" >> $log_file
+   echo "# -       Wopi URL.......................: $WOPI_URL" >> $log_file
 fi
 echo "" >> $log_file
 echo "" >> $log_file
 
 
+echo "SRC_BASE_DIR=$SRC_BASE_DIR"
+echo "" >> $log_file
 echo "VERSION=$VERSION" >> $log_file
 echo "INSTALL_DIR=$INSTALL_DIR" >> $log_file
 echo "DATA_DIR=$DATA_DIR" >> $log_file
+echo "ENABLE_ENCRYPTION=$ENABLE_ENCRYPTION" >> $log_file
 echo "ADMIN_USER=$ADMIN_USER" >> $log_file
 echo "ADMIN_PASS=$ADMIN_PASS" >> $log_file
 echo "WEBSITE=$WEBSITE" >> $log_file
@@ -1211,9 +1228,12 @@ echo "INSTALL_REDIS_SERVICE=$INSTALL_REDIS_SERVICE" >> $log_file
 echo "INSTALL_COLABORA_SERVICE=$INSTALL_COLABORA_SERVICE" >> $log_file
 echo "" >> $log_file
 echo "HOSTNAME_CO=$HOSTNAME_CO" >> $log_file
+echo "WOPI_URL=$WOPI_URL" >> $log_file
 echo "IPV4_CO=$IPV4_CO" >> $log_file
 echo "IPV6_CO=$IPV6_CO" >> $log_file
 echo "SSL_CERT_GROUP=$SSL_CERT_GROUP" >> $log_file
+echo "" >> $log_file
+echo "php_binary=$php_binary" >> $log_file
 
 echo "" >> $log_file
 echo "" >> $log_file
@@ -3336,13 +3356,13 @@ else
    echo_skipped
 fi
 
+echononl "Backup directory '${WEB_BASE_DIR}/nextcloud'.."
 if [[ -f "${WEB_BASE_DIR}/nextcloud" ]] || [[ -d "${WEB_BASE_DIR}/nextcloud" ]] ; then
-   warn "File or Directory '${WEB_BASE_DIR}/nextcloud' exists."
+   #warn "File or Directory '${WEB_BASE_DIR}/nextcloud' exists."
 
    echo "" >> $log_file
    echo "# - Backup directory '${WEB_BASE_DIR}/nextcloud'" >> $log_file
    echo "# -" >> $log_file
-   echononl "Backup directory '${WEB_BASE_DIR}/nextcloud'.."
 
    echo "mv \"${WEB_BASE_DIR}/nextcloud\" \"${WEB_BASE_DIR}/nextcloud.$backup_date\"" >> $log_file
    mv "${WEB_BASE_DIR}/nextcloud" "${WEB_BASE_DIR}/nextcloud.$backup_date" >> $log_file 2>&1
@@ -3425,13 +3445,13 @@ else
    echo_skipped
 fi
 
+echononl "Backup directory '${WEB_BASE_DIR}/htdocs'.."
 if [[ -f "${WEB_BASE_DIR}/htdocs" ]] || [[ -d "${WEB_BASE_DIR}/htdocs" ]] ; then
-   warn "File or Directory '${WEB_BASE_DIR}/htdocs' exists."
+   #warn "File or Directory '${WEB_BASE_DIR}/htdocs' exists."
 
    echo "" >> $log_file
    echo "# - Backup directory '${WEB_BASE_DIR}/htdocs'" >> $log_file
    echo "# -" >> $log_file
-   echononl "Backup directory '${WEB_BASE_DIR}/htdocs'.."
 
    echo "mv \"${WEB_BASE_DIR}/htdocs\" \"${WEB_BASE_DIR}/htdocs.$backup_date\"" >> $log_file
    mv "${WEB_BASE_DIR}/htdocs" "${WEB_BASE_DIR}/htdocs.$backup_date" >> $log_file 2>&1
@@ -3582,66 +3602,6 @@ fi
 blank_line
 
 
-echononl "Eabable the (default) encryption module.."
-if ${ENABLE_ENCRYPTION} ; then
-   # - Activate and Enable (default) encryption module
-   # -
-   echo "" >> $log_file
-   echo "# - Eabable the (default) encryption module" >> $log_file
-   echo "# -" >> $log_file
-
-   echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:enable encryption" >> $log_file
-   sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:enable encryption >> $log_file 2>&1
-
-   if [[ $? -eq 0 ]]; then
-      echo_ok
-   else
-      echo_failed
-      error "For more informations see log output at '$log_file'."
-
-      echononl "continue anyway [yes/no]: "
-      read OK
-      OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-      while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-         echononl "Wrong entry! - repeat [yes/no]: "
-         read OK
-      done
-      [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-   fi
-else
-   echo_skipped
-fi
-
-
-echononl "Enable encryption.."
-if ${ENABLE_ENCRYPTION} ; then
-   echo "" >> $log_file
-   echo "# - Enable encryption" >> $log_file
-   echo "# -" >> $log_file
-
-   echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" encryption:enable" >> $log_file
-   sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" encryption:enable >> $log_file 2>&1
-
-   if [[ $? -eq 0 ]]; then
-      echo_ok
-   else
-      echo_failed
-      error "For more informations see log output at '$log_file'."
-
-      echononl "continue anyway [yes/no]: "
-      read OK
-      OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-      while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-         echononl "Wrong entry! - repeat [yes/no]: "
-         read OK
-      done
-      [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-   fi
-else
-   echo_skipped
-fi
-
-
 # - Adjust 'trusted_domains'
 # -
 _parameter="trusted_domains"
@@ -3676,6 +3636,71 @@ else
 fi
 
 
+
+# - Adjust 'trusted_proxies'
+# -
+_parameter="trusted_proxies"
+_value="${IPV4}"
+_type="string"
+echo "" >> $log_file
+echo "# - Add '${_value}' to ${_parameter}" >> $log_file
+echo "# -" >> $log_file
+echononl "Add '${_value}' to ${_parameter}.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set ${_parameter} 0 \\
+   --value="${_value} --type="${_type}""
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set ${_parameter} 0 \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+_value="${IPV6}"
+echo "" >> $log_file
+echo "# - Add '${_value}' to ${_parameter}" >> $log_file
+echo "# -" >> $log_file
+echononl "Add '${_value}' to ${_parameter}.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set ${_parameter} 1 \\
+   --value="${_value} --type="${_type}""
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set ${_parameter} 1 \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
+
 # - Adjust 'overwrite.cli.url'
 # -
 _parameter="overwrite.cli.url"
@@ -4308,6 +4333,174 @@ else
    [[ $OK = "yes" ]] || fatal "Interrupted ny user."
 fi
 
+# - Adjust 'maintenance_window_start'
+# -
+_parameter="maintenance_window_start"
+_value=2
+_type="integer"
+echo "" >> $log_file
+echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+echo "# -" >> $log_file
+echononl "Adjust configuration parameter '$_parameter'.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+   --value="${_value}" --type="${_type}"
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+blank_line
+
+# - Adjust 'mail_smtpmode'
+# -
+_parameter="mail_smtpmode"
+_value="sendmail"
+_type="string"
+echo "" >> $log_file
+echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+echo "# -" >> $log_file
+echononl "Adjust configuration parameter '$_parameter'.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+   --value="${_value}" --type="${_type}"
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+# - Adjust 'mail_sendmailmode'
+# -
+_parameter="mail_sendmailmode"
+_value="smtp"
+_type="string"
+echo "" >> $log_file
+echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+echo "# -" >> $log_file
+echononl "Adjust configuration parameter '$_parameter'.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+   --value="${_value}" --type="${_type}"
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+# - Adjust 'mail_from_address'
+# -
+_parameter="mail_from_address"
+_value="${HOSTNAME_PART}"
+_type="string"
+echo "" >> $log_file
+echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+echo "# -" >> $log_file
+echononl "Adjust configuration parameter '$_parameter'.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+   --value="${_value}" --type="${_type}"
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+# - Adjust 'mail_domain'
+# -
+_parameter="mail_domain"
+_value="${DOMAIN_PART}"
+_type="string"
+echo "" >> $log_file
+echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+echo "# -" >> $log_file
+echononl "Adjust configuration parameter '$_parameter'.."
+
+cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+   --value="${_value}" --type="${_type}"
+EOF
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
 
 blank_line
 
@@ -4683,6 +4876,12 @@ if $apache2_installed ; then
       Options FollowSymLinks MultiViews
    </Directory>
 
+   # Proxy for 'notifi_push' Service
+   #
+   ProxyPass /push/ws ws://127.0.0.1:7867/ws
+   ProxyPass /push/ http://127.0.0.1:7867/
+   ProxyPassReverse /push/ http://127.0.0.1:7867/
+
    # - X-Frame-Options
    # - 
    # - See: https://scotthelme.co.uk/hardening-your-http-response-headers/#x-frame-options
@@ -5044,9 +5243,9 @@ elif $nginx_installed ; then
 # ---
 
 
-upstream php-handler {
-    server unix:/run/php//php-${PHP_VERSION}-fpm.www.sock;
-}
+#upstream php-handler {
+#    server unix:/run/php//php-${PHP_VERSION}-fpm.www.sock;
+#}
 
 server {
     listen 80;
@@ -5136,7 +5335,7 @@ server {
    add_header X-Download-Options                   "noopen"                                          always;
    add_header X-Frame-Options                      "SAMEORIGIN"                                      always;
    add_header X-Permitted-Cross-Domain-Policies    "none"                                            always;
-   add_header X-Robots-Tag                         "noindex, nofollowi"                              always;
+   add_header X-Robots-Tag                         "noindex, nofollow"                               always;
    add_header X-XSS-Protection                     "1; mode=block"                                   always;
 
    add_header X-Download-Options                   "noopen"                                          always;
@@ -5211,7 +5410,8 @@ server {
 
       fastcgi_param modHeadersAvailable true;         # Avoid sending the security headers twice
       fastcgi_param front_controller_active true;     # Enable pretty urls
-      fastcgi_pass php-handler;
+      #fastcgi_pass php-handler;
+      fastcgi_pass unix:/run/php//php-${PHP_VERSION}-fpm.www.sock;
 
       fastcgi_intercept_errors on;
       fastcgi_request_buffering off;
@@ -5229,6 +5429,15 @@ server {
       access_log off;     # Optional: Don't log access to assets
    }
 
+   location ^~ /push/ {
+      proxy_pass http://127.0.0.1:7867/;
+      proxy_http_version 1.1;
+      proxy_set_header Upgrade \$http_upgrade;
+      proxy_set_header Connection "Upgrade";
+      proxy_set_header Host \$host;
+      proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+   }
+
    # Service Discovery
    #
    # !! we already configured this service inside 'location ~ \.php(?:\$|/) {' !!
@@ -5330,6 +5539,213 @@ echo "# - Install/Enable some more nextcloud apps" >> $log_file
 echo "# -----" >> $log_file
 
 
+echononl "Enable the (default) encryption module.."
+if ${ENABLE_ENCRYPTION} ; then
+   # - Activate and Enable (default) encryption module
+   # -
+   echo "" >> $log_file
+   echo "# - Enable the (default) encryption module" >> $log_file
+   echo "# -" >> $log_file
+
+   echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:enable encryption" >> $log_file
+   sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:enable encryption >> $log_file 2>&1
+
+   if [[ $? -eq 0 ]]; then
+      echo_ok
+   else
+      echo_failed
+      error "For more informations see log output at '$log_file'."
+
+      echononl "continue anyway [yes/no]: "
+      read OK
+      OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+      while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+         echononl "Wrong entry! - repeat [yes/no]: "
+         read OK
+      done
+      [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+   fi
+else
+   echo_skipped
+fi
+
+echononl "Enable encryption.."
+if ${ENABLE_ENCRYPTION} ; then
+   echo "" >> $log_file
+   echo "# - Enable encryption" >> $log_file
+   echo "# -" >> $log_file
+
+   echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" encryption:enable" >> $log_file
+   sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" encryption:enable >> $log_file 2>&1
+
+   if [[ $? -eq 0 ]]; then
+      echo_ok
+   else
+      echo_failed
+      error "For more informations see log output at '$log_file'."
+
+      echononl "continue anyway [yes/no]: "
+      read OK
+      OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+      while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+         echononl "Wrong entry! - repeat [yes/no]: "
+         read OK
+      done
+      [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+   fi
+else
+   echo_skipped
+fi
+
+blank_line
+
+# - Install and enable 'Client Push' app named 'notify_push'
+# -
+_app="notify_push"
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# - Install nextcloud app '$_app'" >> $log_file
+echononl "Install nextcloud app '$_app'.."
+
+echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:install \"$_app\"" >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:install "$_app" >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
+# Create systend service file 'notify_push'
+#
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# - Create systend service file for 'notify_push' service" >> $log_file
+
+echononl "Create systend service file for 'notify_push' service"
+
+echo "cat <<EOF > /etc/systemd/system/notify_push.service 
+[Unit]
+Description = Push daemon for Nextcloud clients
+Documentation=https://github.com/nextcloud/notify_push
+
+[Service]
+# Change if you already have something running on this port
+Environment=PORT=7867
+# Run 'curl http://localhost:7868/metrics' to eee some metrivcs
+Environment=METRICS_PORT=7868
+Environment=NEXTCLOUD_URL=https://\${WEBSITE}
+ExecStart=\${INSTALL_DIR}/apps/notify_push/bin/x86_64/notify_push \${INSTALL_DIR}/config/config.php
+# requires the push server to have been build with the systemd feature (enabled by default)
+Type=notify
+User=\${HTTP_USER}
+Restart=always
+RestartSec=60
+   
+[Install]
+WantedBy = multi-user.target
+EOF" >> $log_file
+
+cat <<EOF > /etc/systemd/system/notify_push.service 2>> $log_file
+[Unit]
+Description = Push daemon for Nextcloud clients
+Documentation=https://github.com/nextcloud/notify_push
+
+[Service]
+# Change if you already have something running on this port
+Environment=PORT=7867 METRICS_PORT=7868
+Environment=NEXTCLOUD_URL=https://${WEBSITE}
+ExecStart=${INSTALL_DIR}/apps/notify_push/bin/x86_64/notify_push ${INSTALL_DIR}/config/config.php
+# requires the push server to have been build with the systemd feature (enabled by default)
+Type=notify
+User=${HTTP_USER}
+Restart=always
+RestartSec=60
+
+[Install]
+WantedBy = multi-user.target
+EOF
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# - Reload systemd daemon'.." >> $log_file
+
+echononl "Reload systemd daemon'.."
+systemctl daemon-reload >> $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# - Enable and start the new service 'notify_push'.." >> $log_file
+
+echononl "Enable and start the new service 'notify_push'.."
+
+echo "systemctl enable --now notify_push" >> $log_file
+systemctl enable --now notify_push >> $log_file 2>&1
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+
+
+blank_line
+
+
 # - Install and enable nextcloud app 'calendar'
 # -
 _app="calendar"
@@ -5856,6 +6272,32 @@ echo "# - Doing some post-installation tasks" >> $log_file
 echo "# -----" >> $log_file
 
 
+echo "" >> $log_file
+echo "# - Migrating the mimetypes" >> $log_file
+echo "# -" >> $log_file
+echononl "Migrating the mimetypes .."
+
+echo -e "sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/occ maintenance:repair --include-expensive" >> $log_file
+sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/occ maintenance:repair --include-expensive >> $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output: \"$log_file\"."
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+fi
+
+blank_line
+
+
 echo "" >> $log_file
 echo "# - Restart PHP engine" >> $log_file
 echo "# -" >> $log_file
@@ -6082,6 +6524,71 @@ else
    warn "No 'redis' services found at '$(hostname -f)'!"
 fi
 
+blank_line
+
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# -  Runnning cron but kill ther after 2 seconds" >> $log_file
+echo "sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/cron.php &" >> $log_file
+echo "JOB_PID=\$!" >> $log_file
+echo "sleep 2" >> $log_file
+echo "kill $JOB_PID 2>/dev/null" >> $log_file
+
+
+echononl "Start cron job, but cancel it again after 2 seconds"
+sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/cron.php >> $log_file 2>&1 &
+JOB_PID=$!
+sleep 2 
+kill $JOB_PID 2>/dev/null
+echo_done
+
+
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# -  Runnning cron job again.." >> $log_file
+echo -e "sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}cron.php" >> $log_file
+echononl "Runnning cron job again.."
+
+sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/cron.php >> $log_file 2>&1 &
+
+
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "For more informations see log output at '$log_file'."
+fi
+
+blank_line
+
+echo "" >> $log_file
+echo "# -" >> $log_file
+echo "# - Final Setup of NC Configuration for use of 'notify_push' app.." >> $log_file
+
+echononl "Final Setup of NC Configuration for use of 'notify_push' app.."
+echo_wait
+blank_line
+
+echo -e "sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/occ notify_push:setup\n" >> $log_file
+
+echo ""
+echo
+echo -e "   \033[33m\033[1m**\033[m Press \033[33m\033[1m<return>\033[m to continue.\033[33m\033[1m**\033[m"
+echo
+sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/occ notify_push:setup
+
+if [[ $? -gt 0 ]]; then
+
+   error "Final Setup of NC Configuration failed!
+
+
+               command was:
+
+\033[33mprintf \"\\\n\" \\
+   | sudo -u ${HTTP_USER} ${php_binary} ${INSTALL_DIR}/occ notify_push:setup\033[m
+"
+
+fi
 
 blank_line
 clean_up 0