diff --git a/conf/install_postfixadmin.conf.sample b/conf/install_postfixadmin.conf.sample
index 9fbfa72..4e9846f 100644
--- a/conf/install_postfixadmin.conf.sample
+++ b/conf/install_postfixadmin.conf.sample
@@ -93,6 +93,15 @@ APACHE_SERVER_KEY=""
 # -
 #CERT_ChainFile=""
 
+
+# - Is PHP installed from debian package system ?
+# -
+# - Boolean, possible values are 'true', 'false'
+# -
+# - Defaults to 'false'
+# 
+#PHP_DEBIAN_INSTALLATION=""
+
 # - Type of PHP installation.
 # -
 # - Possible values are: 'php_fpm' , 'fcgid' , 'mod_php
diff --git a/install_postfixadmin.sh b/install_postfixadmin.sh
index a3e8bcd..a64adf4 100755
--- a/install_postfixadmin.sh
+++ b/install_postfixadmin.sh
@@ -221,6 +221,7 @@ DOMAIN="${MAIN_DOMAIN}.$TLD"
 [[ -n "$IPV6" ]] || fatal  "IPv4 Address (IPV6) not present!"
 
 [[ -n "$APACHE_DEBIAN_INSTALLATION" ]] || APACHE_DEBIAN_INSTALLATION=false
+[[ -n "$PHP_DEBIAN_INSTALLATION" ]] || PHP_DEBIAN_INSTALLATION=false
 
 httpd_binary="`which httpd`"
 if [ -z "$httpd_binary" ]; then
@@ -239,9 +240,6 @@ if [ -x "$httpd_binary" ];then
    HTTP_USER="`$httpd_binary -t -D DUMP_RUN_CFG | grep -i -e "^User" | awk '{print$2}' | cut -d\"=\" -f2 | tr -d '"'`"
    HTTP_GROUP="`$httpd_binary -t -D DUMP_RUN_CFG | grep -i -e "^Group" | awk '{print$2}' | cut -d\"=\" -f2 | tr -d '"'`"
 
-   [[ -n "$HTTP_USER" ]] || HTTP_USER=$DEFAULT_HTTP_USER
-   [[ -n "$HTTP_GROUP" ]] || HTTP_GROUP=$DEFAULT_HTTP_GROUP
-
    # - Is webserver running ?
    # -
    PID=$(ps aux | grep "$(realpath $httpd_binary)" | grep -e "^root" | grep -v grep | awk '{print$2}')
@@ -252,6 +250,9 @@ if [ -x "$httpd_binary" ];then
    fi
 fi
 
+[[ -n "$HTTP_USER" ]] || HTTP_USER=$DEFAULT_HTTP_USER
+[[ -n "$HTTP_GROUP" ]] || HTTP_GROUP=$DEFAULT_HTTP_GROUP
+
 [[ -n "$WEBMASTER_EMAIL" ]] || fatal "E-Mail (WEBMASTER_EMAIL) for webmaster not present!"
 [[ -n "$WEBSITE_BASEDIR" ]] || WEBSITE_BASEDIR=$DEFAULT_WEBSITE_BASEDIR
 
@@ -334,32 +335,40 @@ fi
 # - Determin PHP of all installed versions
 # -
 echononl "\tGet major numbers of all installed PHP versions"
-php_major_versions=`find /usr/local/ -maxdepth 1 -mindepth 1 -type l -name "php-*" -print | cut -d "-" -f2 | sort`
-if [[  -z "$php_major_versions" ]]; then
-   echo_failed
-   error "Getting major numbers of installed PHP versions failed! No installed PHP versiond found!"
+if $PHP_DEBIAN_INSTALLATION ; then
+   php_major_version="$(php --version | head -1 | cut -d' ' -f2 | cut -d '-' -f1 | cut -d'.' -f1,2)"
 else
-   echo_ok
+   php_major_versions=`find /usr/local/ -maxdepth 1 -mindepth 1 -type l -name "php-*" -print | cut -d "-" -f2 | sort`
+   if [[  -z "$php_major_versions" ]]; then
+      echo_failed
+      error "Getting major numbers of installed PHP versions failed! No installed PHP versiond found!"
+   else
+      echo_ok
+   fi
 fi
 
 # - Get the latest PHP version
 # -
 echononl "\tGet major number of latest installed PHP version"
-php_latest_ver=""
-if [[  -n "$php_major_versions" ]]; then
-   for _ver in $php_major_versions ; do
-      if [[ -z "$php_latest_ver" ]] ; then
-         php_latest_ver=$_ver
-      elif [[ "${_ver%.*}" -gt "${php_latest_ver%.*}" ]] ; then
-         php_latest_ver=$_ver
-      elif [[ "${_ver%.*}" -eq "${php_latest_ver%.*}" ]] ; then
-         [[ "${_ver#*.}"  -gt  "${php_latest_ver#*.}" ]] && php_latest_ver=$_ver
-      fi
-   done
-   echo_ok
-else
+if $PHP_DEBIAN_INSTALLATION ; then
    echo_skipped
-   warn "Getting major number of latest installed PHP version failed! -  No installed PHP versiond found!"
+else
+   php_latest_ver=""
+   if [[  -n "$php_major_versions" ]]; then
+      for _ver in $php_major_versions ; do
+         if [[ -z "$php_latest_ver" ]] ; then
+            php_latest_ver=$_ver
+         elif [[ "${_ver%.*}" -gt "${php_latest_ver%.*}" ]] ; then
+            php_latest_ver=$_ver
+         elif [[ "${_ver%.*}" -eq "${php_latest_ver%.*}" ]] ; then
+            [[ "${_ver#*.}"  -gt  "${php_latest_ver#*.}" ]] && php_latest_ver=$_ver
+         fi
+      done
+      echo_ok
+   else
+      echo_skipped
+      warn "Getting major number of latest installed PHP version failed! -  No installed PHP versiond found!"
+   fi
 fi
 
 
@@ -392,8 +401,12 @@ echo -e   "\tBase Directory of PFA Website........: $WEBSITE_BASEDIR"
 echo ""
 echo -e   "\tType of PHP connection...............: $PHP_TYPE"
 echo ""
-echo -e   "\tInstalled PHP versions...............: $php_major_versions"
-echo -e   "\tNewest PHP Version...................: $php_latest_ver"
+if $PHP_DEBIAN_INSTALLATION ; then
+   echo -e   "\tInstalled PHP version................: $php_major_version"
+else
+   echo -e   "\tInstalled PHP versions...............: $php_major_versions"
+   echo -e   "\tNewest PHP Version...................: $php_latest_ver"
+fi
 echo ""
 if [[ "$POSTFIX_DB_TYPE" = "mysql" ]]; then
    echo -e   "\tDatabase type of Postfix Database....: MySQL"
@@ -680,7 +693,7 @@ if [[ ! -f "${_src_base_dir}/postfixadmin-${PF_ADMIN_VERSION}.tar.gz" ]];then
        echo_ok
    else
       echo_failed
-      error "$(cat $log_file)"
+      fatal "$(cat $log_file)"
    fi
 else
    echo_skipped
@@ -1284,7 +1297,17 @@ elif [[ "$PHP_TYPE" = "php_fpm" ]]; then
    DocumentRoot "${WEBSITE_BASEDIR}/htdocs/"
 
    <FilesMatch \.php$>
+EOF
+   if $PHP_DEBIAN_INSTALLATION ; then
+      cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
+      SetHandler "proxy:unix:/var/run/php$(echo $php_major_version | cut -d'.' -f1)-fpm.sock|fcgi://127.0.0.1"
+EOF
+   else
+      cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
       SetHandler "proxy:unix:/tmp/php-${php_latest_ver}-fpm.www.sock|fcgi://127.0.0.1"
+EOF
+   fi
+   cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
    </FilesMatch>
 
    <IfModule dir_module>
@@ -1536,7 +1559,17 @@ elif [[ "$PHP_TYPE" = "php_fpm" ]]; then
    DocumentRoot "${WEBSITE_BASEDIR}/htdocs/"
 
    <FilesMatch \.php$>
+EOF
+   if $PHP_DEBIAN_INSTALLATION ; then
+      cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
+      SetHandler "proxy:unix:/var/run/php$(echo $php_major_version | cut -d'.' -f1)-fpm.sock|fcgi://127.0.0.1"
+EOF
+   else
+      cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
       SetHandler "proxy:unix:/tmp/php-${php_latest_ver}-fpm.www.sock|fcgi://127.0.0.1"
+EOF
+   fi
+   cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
    </FilesMatch>
 
    <IfModule dir_module>
@@ -1654,6 +1687,7 @@ else
    echo_ok
 fi
 
+
 if $APACHE_DEBIAN_INSTALLATION  ; then
    ## - add to /etc/apache2/ports.conf
    ## -
@@ -3264,6 +3298,52 @@ else
    error "$(cat $log_file)"
 fi
 
+# - Start all PHP FPM engines
+# -
+if [[  -n "$php_major_versions" ]]; then
+   for _ver in $php_major_versions ; do
+      echononl "   Restart PHP FPM engine v${_ver}.."
+      if [[ -f "/etc/init.d/php-${_ver}-fpm" ]]; then
+         /etc/init.d/php-${_ver}-fpm restart > $log_file 2>&1
+         if [[ $? -eq 0 ]]; then
+            echo_ok
+         else
+            echo_failed
+            error "$(cat $log_file)"
+         fi
+      elif [[ -f "/etc/systemd/system/php-${_ver}-fpm.service" ]] ; then
+         systemctl restart php-${_ver}-fpm > $log_file 2>&1
+         if [[ $? -eq 0 ]]; then
+            echo_ok
+         else
+            echo_failed
+            error "$(cat $log_file)"
+         fi
+      else
+         echo_skipped
+      fi
+   done
+else
+   if $PHP_DEBIAN_INSTALLATION ; then
+      echononl "   Retart PHP FPM engine v${php_major_version}.."
+      if [[ -f "/etc/init.d/php$(echo $php_major_version | cut -d'.' -f1)-fpm" ]] ; then
+         /etc/init.d/php$(echo $php_major_version | cut -d'.' -f1)-fpm restart > $log_file 2>&1
+      else
+         echo_skipped
+      fi
+      if [[ $? -eq 0 ]]; then
+         echo_ok
+      else
+         echo_failed
+         error "$(cat $log_file)"
+      fi
+   else
+      echo_skipped
+   fi
+fi
+
+
+
 echo ""
 info "Browse to \033[1mhttp://${WEBSITE_NAME}/setup.php\033[m to create a 'setup password'\n$(cat <<EOF