diff --git a/firewall/firewallManager.py b/firewall/firewallManager.py
index 2d6d951de..2e5a14bba 100644
--- a/firewall/firewallManager.py
+++ b/firewall/firewallManager.py
@@ -1452,7 +1452,7 @@ class FirewallManager:
             else:
                 return ACLManager.loadErrorJson('installStatus', 0)
 
-            execPath = "sudo " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
+            execPath = "sudo /usr/local/CyberCP/bin/python2 " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
             execPath = execPath + " installCSF"
             subprocess.Popen(shlex.split(execPath))
 
@@ -1520,7 +1520,7 @@ class FirewallManager:
             else:
                 return ACLManager.loadErrorJson('installStatus', 0)
 
-            execPath = "sudo " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
+            execPath = "sudo /usr/local/CyberCP/bin/python2 " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
             execPath = execPath + " removeCSF"
             subprocess.Popen(shlex.split(execPath))
 
@@ -1579,7 +1579,7 @@ class FirewallManager:
             controller = data['controller']
             status = data['status']
 
-            execPath = "sudo " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
+            execPath = "sudo /usr/local/CyberCP/bin/python2 " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
             execPath = execPath + " changeStatus --controller " + controller + " --status " + status
             output = subprocess.check_output(shlex.split(execPath))
 
@@ -1613,7 +1613,7 @@ class FirewallManager:
             protocol = data['protocol']
             ports = data['ports']
 
-            execPath = "sudo " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
+            execPath = "sudo /usr/local/CyberCP/bin/python2 " + virtualHostUtilities.cyberPanel + "/plogical/csf.py"
             execPath = execPath + " modifyPorts --protocol " + protocol + " --ports " + ports
             output = subprocess.check_output(shlex.split(execPath))
 
diff --git a/install/install.py b/install/install.py
index db7b271ed..ad18593b7 100644
--- a/install/install.py
+++ b/install/install.py
@@ -770,7 +770,7 @@ class preFlightsChecks:
 
             if subprocess.check_output('systemd-detect-virt').find("openvz") > -1:
                 command = "pip install --upgrade requests"
-                install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+                preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                               'Upgrade requests',
                                               1, 0, os.EX_OSERR)
         except:
@@ -780,17 +780,18 @@ class preFlightsChecks:
 
         os.chdir(self.path)
 
-        #command = "wget http://cyberpanel.net/CyberPanel.1.7.5.tar.gz"
-        command = "wget http://cyberpanel.sh/CyberPanelTemp.tar.gz"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        command = "wget http://cyberpanel.sh/CyberPanel.1.7.5.tar.gz"
+        #command = "wget http://cyberpanel.sh/CyberPanelTemp.tar.gz"
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'CyberPanel Download',
                                       1, 1, os.EX_OSERR)
 
         ##
 
         count = 0
-        command = "tar zxf CyberPanelTemp.tar.gz"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        command = "tar zxf CyberPanel.1.7.5.tar.gz"
+        #command = "tar zxf CyberPanelTemp.tar.gz"
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'Extract CyberPanel',1, 1, os.EX_OSERR)
 
         ### update password:
@@ -852,33 +853,33 @@ class preFlightsChecks:
         os.chdir("CyberCP")
 
         command = "python manage.py makemigrations"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'CyberPanel Make Migrations',
                                       1, 1, os.EX_OSERR)
 
         ##
 
         command = "python manage.py migrate"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'CyberPanel Migrate',1, 1, os.EX_OSERR)
 
 
         ## Moving static content to lscpd location
         command = 'mv static /usr/local/lscp/cyberpanel'
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'Move static content', 1, 1, os.EX_OSERR)
 
         ## fix permissions
 
         command = "chmod -R 744 /usr/local/CyberCP"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'change permissions /usr/local/CyberCP', 1, 0, os.EX_OSERR)
 
 
         ## change owner
 
         command = "chown -R cyberpanel:cyberpanel /usr/local/CyberCP"
-        install.preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
+        preFlightsChecks.call(command, self.distro, '[download_install_CyberPanel]',
                                       'change owner /usr/local/CyberCP', 1, 0, os.EX_OSERR)
 
 
@@ -890,7 +891,7 @@ class preFlightsChecks:
             else:
                 command = 'apt-get -y install unzip'
 
-            install.preFlightsChecks.call(command, self.distro, '[install_unzip]',
+            preFlightsChecks.call(command, self.distro, '[install_unzip]',
                                           'Install unzip', 1, 0, os.EX_OSERR)
         except BaseException, msg:
             logging.InstallLog.writeToFile(str(msg) + " [install_unzip]")
@@ -903,7 +904,7 @@ class preFlightsChecks:
             else:
                 command = 'apt-get -y install zip'
 
-            install.preFlightsChecks.call(command, self.distro, '[install_zip]',
+            preFlightsChecks.call(command, self.distro, '[install_zip]',
                                           'Install zip', 1, 0, os.EX_OSERR)
         except BaseException, msg:
             logging.InstallLog.writeToFile(str(msg) + " [install_zip]")
@@ -913,12 +914,12 @@ class preFlightsChecks:
             os.chdir("/usr/local/lscp/cyberpanel/")
 
             command = 'wget https://files.phpmyadmin.net/phpMyAdmin/4.8.2/phpMyAdmin-4.8.2-all-languages.zip'
-            install.preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
+            preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
                                           'Download PHPMYAdmin', 1, 0, os.EX_OSERR)
             #####
 
             command = 'unzip phpMyAdmin-4.8.2-all-languages.zip'
-            install.preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
+            preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
                                           'Unzip PHPMYAdmin', 1, 0, os.EX_OSERR)
 
 
@@ -927,7 +928,7 @@ class preFlightsChecks:
             os.remove("phpMyAdmin-4.8.2-all-languages.zip")
 
             command = 'mv phpMyAdmin-4.8.2-all-languages phpmyadmin'
-            install.preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
+            preFlightsChecks.call(command, self.distro, '[download_install_phpmyadmin]',
                                           'Move PHPMYAdmin', 1, 0, os.EX_OSERR)
 
             ## Write secret phrase
@@ -2128,80 +2129,43 @@ class preFlightsChecks:
         try:
             preFlightsChecks.stdOut("Enabling Firewall!")
 
-            count = 0
+            if self.distro == ubuntu:
+                command = 'apt-get -y install firewalld'
+            else:
+                command = 'yum -y install firewalld'
 
-            while (1):
-                if self.distro == ubuntu:
-                    command = 'apt-get -y install firewalld'
-                else:
-                    command = 'yum -y install firewalld'
-                cmd = shlex.split(command)
-                res = subprocess.call(cmd)
+            preFlightsChecks.call(command, self.distro, '[installFirewalld]',
+                                  'Install FirewallD',
+                                  1, 0, os.EX_OSERR)
 
-                if preFlightsChecks.resFailed(self.distro, res):
-                    count = count + 1
-                    preFlightsChecks.stdOut("Unable to install FirewallD, trying again, try number: " + str(count))
-                    if count == 3:
-                        logging.InstallLog.writeToFile(
-                            "Unable to install FirewallD, funtions related to Firewall will not work! [installFirewalld]")
-                        break
-                else:
-                    logging.InstallLog.writeToFile("FirewallD successfully installed!")
-                    preFlightsChecks.stdOut("FirewallD successfully installed!")
-                    break
 
             ######
             if self.distro == centos:
                 # Not available in ubuntu
                 command = 'systemctl restart dbus'
-                cmd = shlex.split(command)
-                subprocess.call(cmd)
+                preFlightsChecks.call(command, self.distro, '[installFirewalld]',
+                                      'Start dbus',
+                                      1, 0, os.EX_OSERR)
 
             command = 'systemctl restart systemd-logind'
-            cmd = shlex.split(command)
-            subprocess.call(cmd)
+            preFlightsChecks.call(command, self.distro, '[installFirewalld]',
+                                  'restart logind',
+                                  1, 0, os.EX_OSERR)
 
-            count = 0
+            command = 'systemctl start firewalld'
+            preFlightsChecks.call(command, self.distro, '[installFirewalld]',
+                                  'Restart FirewallD',
+                                  1, 0, os.EX_OSERR)
 
-            while (1):
-                command = 'systemctl start firewalld'
-                cmd = shlex.split(command)
-                res = subprocess.call(cmd)
-
-                if preFlightsChecks.resFailed(self.distro, res):
-                    count = count + 1
-                    preFlightsChecks.stdOut("Unable to start FirewallD, trying again, try number: " + str(count))
-                    if count == 3:
-                        logging.InstallLog.writeToFile(
-                            "Unable to start FirewallD, you can manually start it later using systemctl start firewalld! [installFirewalld]")
-                        break
-                else:
-                    logging.InstallLog.writeToFile("FirewallD successfully started!")
-                    preFlightsChecks.stdOut("FirewallD successfully started!")
-                    break
 
             ##########
 
-            count = 0
+            command = 'systemctl enable firewalld'
+            preFlightsChecks.call(command, self.distro, '[installFirewalld]',
+                                  'Install FirewallD',
+                                  1, 0, os.EX_OSERR)
 
-            while (1):
 
-                command = 'systemctl enable firewalld'
-                cmd = shlex.split(command)
-                res = subprocess.call(cmd)
-
-                if preFlightsChecks.resFailed(self.distro, res):
-                    count = count + 1
-                    preFlightsChecks.stdOut(
-                        "Trying to enable FirewallD at system startup, trying again, try number: " + str(count))
-                    if count == 3:
-                        logging.InstallLog.writeToFile(
-                            "FirewallD may not start after restart, you need to manually run systemctl enable firewalld ! [installFirewalld]")
-                        break
-                else:
-                    logging.InstallLog.writeToFile("FirewallD successfully enabled on system startup!")
-                    preFlightsChecks.stdOut("FirewallD successfully enabled on system startup!")
-                    break
 
             FirewallUtilities.addRule("tcp", "8090")
             FirewallUtilities.addRule("tcp", "80")
diff --git a/install/installCyberPanel.py b/install/installCyberPanel.py
index c7b89bffb..c01c8b380 100644
--- a/install/installCyberPanel.py
+++ b/install/installCyberPanel.py
@@ -609,6 +609,8 @@ class InstallCyberPanel:
 
             if self.distro == ubuntu:
                 command = "DEBIAN_FRONTEND=noninteractive apt-get -y install pdns-server pdns-backend-mysql"
+                os.system(command)
+                return 1
             else:
                 command = 'yum -y install pdns pdns-backend-mysql'
 
diff --git a/plogical/csf.py b/plogical/csf.py
index 514c15b52..703886722 100644
--- a/plogical/csf.py
+++ b/plogical/csf.py
@@ -175,7 +175,7 @@ class CSF(multi.Thread):
             return currentSettings
 
         except BaseException, msg:
-            logging.CyberCPLogFileWriter.writeToFile(str(msg) + "[fetchCSFSettings]")
+            logging.CyberCPLogFileWriter.writeToFile(str(msg) + " [fetchCSFSettings]")
 
     @staticmethod
     def changeStatus(controller, status):
diff --git a/plogical/mysqlUtilities.py b/plogical/mysqlUtilities.py
index 9c9fa0844..23565a3fc 100644
--- a/plogical/mysqlUtilities.py
+++ b/plogical/mysqlUtilities.py
@@ -21,6 +21,7 @@ class mysqlUtilities:
             f = open(passFile)
             data = f.read()
             password = data.split('\n', 1)[0]
+            password = password.strip('\n').strip('\r')
 
             conn = mysql.connect(user='root', passwd=password)
             cursor = conn.cursor()
diff --git a/plogical/upgrade.py b/plogical/upgrade.py
index 232fe8a29..6e1412d2e 100644
--- a/plogical/upgrade.py
+++ b/plogical/upgrade.py
@@ -13,6 +13,7 @@ import json
 import time
 from baseTemplate.models import version
 import MySQLdb as mysql
+from CyberCP import settings
 
 class Upgrade:
     logPath = "/usr/local/lscp/logs/upgradeLog"
@@ -217,7 +218,15 @@ WantedBy=multi-user.target"""
                 try:
                     conn = mysql.connect(db=db, user='root', passwd=password)
                 except:
-                    conn = mysql.connect(host = '127.0.0.1', port = 3307 , db=db, user='root', passwd=password)
+                    try:
+                        conn = mysql.connect(host = '127.0.0.1', port = 3307 , db=db, user='root', passwd=password)
+                    except:
+                        dbUser = settings.DATABASES['default']['USER']
+                        password = settings.DATABASES['default']['PASSWORD']
+                        host = settings.DATABASES['default']['HOST']
+                        port = settings.DATABASES['default']['PORT']
+
+                        conn = mysql.connect(host=host, port=port, db=db, user=dbUser, passwd=password)
 
             cursor = conn.cursor()
             return conn, cursor
@@ -291,7 +300,10 @@ WantedBy=multi-user.target"""
             except:
                 pass
 
-            connection.close()
+            try:
+                connection.close()
+            except:
+                pass
 
         except OSError, msg:
             Upgrade.stdOut(str(msg) + " [applyLoginSystemMigrations]")
@@ -352,7 +364,10 @@ WantedBy=multi-user.target"""
             except:
                 pass
 
-            connection.close()
+            try:
+                connection.close()
+            except:
+                pass
 
         except OSError, msg:
             Upgrade.stdOut(str(msg) + " [applyLoginSystemMigrations]")
@@ -414,7 +429,10 @@ WantedBy=multi-user.target"""
             except:
                 pass
 
-            connection.close()
+            try:
+                connection.close()
+            except:
+                pass
         except:
             pass
 
@@ -523,7 +541,10 @@ WantedBy=multi-user.target"""
             except:
                 pass
 
-            connection.close()
+            try:
+                connection.close()
+            except:
+                pass
         except:
             pass
 
@@ -726,6 +747,21 @@ WantedBy=multi-user.target"""
         except BaseException, msg:
             Upgrade.stdOut(str(msg) + " [installLSCPD]")
 
+    @staticmethod
+    def installPHP73():
+        try:
+            command = 'yum install -y lsphp73 lsphp73-json lsphp73-xmlrpc lsphp73-xml lsphp73-tidy lsphp73-soap lsphp73-snmp ' \
+                      'lsphp73-recode lsphp73-pspell lsphp73-process lsphp73-pgsql lsphp73-pear lsphp73-pdo lsphp73-opcache ' \
+                      'lsphp73-odbc lsphp73-mysqlnd lsphp73-mcrypt lsphp73-mbstring lsphp73-ldap lsphp73-intl lsphp73-imap ' \
+                      'lsphp73-gmp lsphp73-gd lsphp73-enchant lsphp73-dba  lsphp73-common  lsphp73-bcmath'
+            Upgrade.executioner(command, 'Install PHP 73, 0')
+        except:
+            command = 'DEBIAN_FRONTEND=noninteractive apt-get -y install ' \
+                      'lsphp7? lsphp7?-common lsphp7?-curl lsphp7?-dev lsphp7?-imap lsphp7?-intl lsphp7?-json ' \
+                      'lsphp7?-ldap lsphp7?-mysql lsphp7?-opcache lsphp7?-pspell lsphp7?-recode ' \
+                      'lsphp7?-sqlite3 lsphp7?-tidy'
+            Upgrade.executioner(command, 'Install PHP 73, 0')
+
     @staticmethod
     def upgrade():
 
@@ -778,6 +814,7 @@ WantedBy=multi-user.target"""
         Upgrade.s3BackupMigrations()
         Upgrade.enableServices()
 
+        Upgrade.installPHP73()
         Upgrade.setupCLI()
         Upgrade.installLSCPD()
         Upgrade.fixPermissions()
diff --git a/plogical/vhost.py b/plogical/vhost.py
index 5b9bcd5c7..a5a53b4c1 100644
--- a/plogical/vhost.py
+++ b/plogical/vhost.py
@@ -681,7 +681,6 @@ class vhost:
     @staticmethod
     def changePHP(vhFile, phpVersion):
         if ProcessUtilities.decideServer() == ProcessUtilities.OLS:
-            finalphp = 0
             try:
                 data = open(vhFile, "r").readlines()
 
@@ -689,7 +688,7 @@ class vhost:
 
                 writeDataToFile = open(vhFile, "w")
 
-                path = "  path                    /usr/local/lsws/lsphp" + str(finalphp) + "/bin/lsphp\n"
+                path = "  path                    /usr/local/lsws/lsphp" + str(php) + "/bin/lsphp\n"
 
                 for items in data:
                     if items.find("/usr/local/lsws/lsphp") > -1 and items.find("path") > -1:
@@ -711,8 +710,6 @@ class vhost:
         else:
             try:
                 data = open(vhFile, "r").readlines()
-                if phpVersion == "PHP 5.3":
-                    finalphp = 53
 
                 php = PHPManager.getPHPString(phpVersion)
 
@@ -760,7 +757,6 @@ class vhost:
             logging.CyberCPLogFileWriter.writeToFile(
                 str(msg) + " [IO Error with per host config file [checkIfRewriteEnabled]]")
             return 0
-        return 1
 
     @staticmethod
     def findDomainBW(domainName, totalAllowed):
diff --git a/serverStatus/litespeed/httpd_config.xml b/serverStatus/litespeed/httpd_config.xml
index de85c980b..6c970cb8f 100644
--- a/serverStatus/litespeed/httpd_config.xml
+++ b/serverStatus/litespeed/httpd_config.xml
@@ -320,6 +320,26 @@ SecFilterSelective ARGS "into[[:space:]]+outfile|load[[:space:]]+data|/\*.+
       <memHardLimit>2047M</memHardLimit>
       <procSoftLimit>400</procSoftLimit>
       <procHardLimit>500</procHardLimit>
+    </extProcessor>
+	<extProcessor>
+      <type>lsapi</type>
+      <name>lsphp73</name>
+      <address>uds://tmp/lshttpd/lsphp73.sock</address>
+      <maxConns>35</maxConns>
+      <env>PHP_LSAPI_CHILDREN=35</env>
+      <initTimeout>60</initTimeout>
+      <retryTimeout>0</retryTimeout>
+      <persistConn>1</persistConn>
+      <respBuffer>0</respBuffer>
+      <autoStart>3</autoStart>
+      <path>$SERVER_ROOT/lsphp73/bin/lsphp</path>
+      <backlog>100</backlog>
+      <instances>1</instances>
+      <priority>0</priority>
+      <memSoftLimit>2047M</memSoftLimit>
+      <memHardLimit>2047M</memHardLimit>
+      <procSoftLimit>400</procSoftLimit>
+      <procHardLimit>500</procHardLimit>
     </extProcessor>  
   </extProcessorList>
   <scriptHandlerList>
@@ -367,6 +387,11 @@ SecFilterSelective ARGS &quot;into[[:space:]]+outfile|load[[:space:]]+data|/\*.+
       <suffix>php72</suffix>
       <type>lsapi</type>
       <handler>lsphp72</handler>
+    </scriptHandler>
+	<scriptHandler>
+      <suffix>php73</suffix>
+      <type>lsapi</type>
+      <handler>lsphp73</handler>
     </scriptHandler>
   </scriptHandlerList>
   <railsDefaults>
diff --git a/tuning/templates/tuning/phpTuning.html b/tuning/templates/tuning/phpTuning.html
index eda3d6f5d..ce3ae2482 100644
--- a/tuning/templates/tuning/phpTuning.html
+++ b/tuning/templates/tuning/phpTuning.html
@@ -173,6 +173,7 @@
                                         <option>lsphp56</option>
                                         <option>lsphp71</option>
                                         <option>lsphp72</option>
+                                        <option>lsphp73</option>
                                     </select>
                                 </div>
                             </div>
diff --git a/tuning/views.py b/tuning/views.py
index 01c7ed72b..215047ba3 100644
--- a/tuning/views.py
+++ b/tuning/views.py
@@ -1,16 +1,9 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
-from django.shortcuts import render,redirect
-from django.http import HttpResponse
+from django.shortcuts import redirect
 import json
-import plogical.CyberCPLogFileWriter as logging
-from plogical.tuning import tuning
 from loginSystem.views import loadLoginPage
-from plogical.virtualHostUtilities import virtualHostUtilities
-import subprocess
-import shlex
-from plogical.acl import ACLManager
 from tuning import tuningManager
 # Create your views here.