diff --git a/cyberpanel.sh b/cyberpanel.sh
index 8ad5ef0cb..ae557d56d 100644
--- a/cyberpanel.sh
+++ b/cyberpanel.sh
@@ -41,7 +41,7 @@ fi
 install_utility() {
 if [[ ! -f /usr/bin/cyberpanel_utility ]] ; then
 wget -q -O /usr/bin/cyberpanel_utility https://cyberpanel.sh/misc/cyberpanel_utility.sh
-chmod +x 700 /usr/bin/cyberpanel_utility
+chmod 700 /usr/bin/cyberpanel_utility
 fi
 
 if ! cat /root/.bashrc | grep -q cyberpanel_utility ; then
@@ -59,7 +59,7 @@ fi
 watchdog_setup() {
 if [[ $WATCHDOG == "ON" ]] ; then
 wget -O /etc/cyberpanel/watchdog.sh https://$DOWNLOAD_SERVER/misc/watchdog.sh
-chmod +x /etc/cyberpanel/watchdog.sh
+chmod 700 /etc/cyberpanel/watchdog.sh
 ln -s /etc/cyberpanel/watchdog.sh /usr/local/bin/watchdog
 pid=$(ps aux | grep "watchdog lsws"  | grep -v grep | awk '{print $2}')
 	if [[ "$pid" == "" ]] ; then
diff --git a/preUpgrade.sh b/preUpgrade.sh
index d6e9a8dd7..f5eaf3fba 100644
--- a/preUpgrade.sh
+++ b/preUpgrade.sh
@@ -1,108 +1,6 @@
 #!/bin/sh
 
-SERVER_OS='Undefined'
-OUTPUT=$(cat /etc/*release)
-
-echo -e "\nChecking OS..."
-OUTPUT=$(cat /etc/*release)
-if  echo $OUTPUT | grep -q "CentOS Linux 7" ; then
-	echo -e "\nDetecting CentOS 7.X...\n"
-	SERVER_OS="CentOS7"
-	yum clean all
-  yum update -y
-elif echo $OUTPUT | grep -q "CloudLinux 7" ; then
-	echo -e "\nDetecting CloudLinux 7.X...\n"
-	SERVER_OS="CentOS7"
-	yum clean all
-  yum update -y
-elif  echo $OUTPUT | grep -q "CentOS Linux 8" ; then
-	echo -e "\nDetecting CentOS 8.X...\n"
-	SERVER_OS="CentOS8"
-	yum clean all
-  yum update -y
-elif echo $OUTPUT | grep -q "Ubuntu 18.04" ; then
-	echo -e "\nDetecting Ubuntu 18.04...\n"
-	SERVER_OS="Ubuntu"
-else
-	cat /etc/*release
-	echo -e "\nUnable to detect your OS...\n"
-	echo -e "\nCyberPanel is supported on Ubuntu 18.04, CentOS 7.x, CentOS 8.x and CloudLinux 7.x...\n"
-	exit 1
-fi
-
-if [ $SERVER_OS = "CentOS7" ] ; then
-  yum -y install yum-utils
-  yum -y groupinstall development
-  yum -y install https://centos7.iuscommunity.org/ius-release.rpm
-  yum -y install python36u python36u-pip python36u-devel
-elif [ $SERVER_OS = "CentOS8" ] ; then
-  yum install -y wget strace htop net-tools telnet curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel mariadb-devel curl-devel git platform-python-devel tar
-	dnf --enablerepo=PowerTools install gpgme-devel -y
-	dnf install python3 -y
-else
-  apt update -y
-	DEBIAN_FRONTEND=noninteractive apt upgrade -y
-	DEBIAN_FRONTEND=noninteracitve apt install -y htop telnet python-mysqldb python-dev libcurl4-gnutls-dev libgnutls28-dev libgcrypt20-dev libattr1 libattr1-dev liblzma-dev libgpgme-dev libmariadbclient-dev libcurl4-gnutls-dev libssl-dev nghttp2 libnghttp2-dev idn2 libidn2-dev libidn2-0-dev librtmp-dev libpsl-dev nettle-dev libgnutls28-dev libldap2-dev libgssapi-krb5-2 libk5crypto3 libkrb5-dev libcomerr2 libldap2-dev python-gpg python python-minimal python-setuptools virtualenv python-dev python-pip git
-  DEBIAN_FRONTEND=noninteractive apt install -y python3-pip
-	DEBIAN_FRONTEND=noninteractive apt install -y build-essential libssl-dev libffi-dev python3-dev
-	DEBIAN_FRONTEND=noninteractive apt install -y python3-venv
-fi
-
-if [ $SERVER_OS = "Ubuntu" ] ; then
-  pip3 install virtualenv
-else
-  pip3.6 install virtualenv
-fi
-
-rm -rf /usr/local/CyberPanel
-virtualenv -p /usr/bin/python3 --system-site-packages /usr/local/CyberPanel
-rm -rf requirments.txt
-wget https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/requirments.txt
-. /usr/local/CyberPanel/bin/activate
-
-if [ $SERVER_OS = "Ubuntu" ] ; then
-  . /usr/local/CyberPanel/bin/activate
-  pip3 install --ignore-installed -r requirments.txt
-else
-  source /usr/local/CyberPanel/bin/activate
-  pip3.6 install --ignore-installed -r requirments.txt
-fi
-
-virtualenv -p /usr/bin/python3 --system-site-packages /usr/local/CyberPanel
-rm -rf upgrade.py
-wget https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/plogical/upgrade.py
-/usr/local/CyberPanel/bin/python upgrade.py stable
-
-##
-
-virtualenv -p /usr/bin/python3 /usr/local/CyberCP
-wget -O requirements.txt https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/requirments.txt
-
-if [ $SERVER_OS = "Ubuntu" ] ; then
-  . /usr/local/CyberCP/bin/activate
-  pip3 install --ignore-installed -r requirments.txt
-else
-  source /usr/local/CyberCP/bin/activate
-  pip3.6 install --ignore-installed -r requirments.txt
-fi
-
-
-##
-
-rm -f wsgi-lsapi-1.4.tgz
-rm -rf wsgi-lsapi-1.4
-wget http://www.litespeedtech.com/packages/lsapi/wsgi-lsapi-1.4.tgz
-tar xf wsgi-lsapi-1.4.tgz
-cd wsgi-lsapi-1.4
-/usr/local/CyberPanel/bin/python ./configure.py
-make
-cp lswsgi /usr/local/CyberCP/bin/
-
-chmod 700 /usr/bin/adminPass
-
-##
-systemctl restart lscpd
-
-echo "###################################################################"
-echo "                CyberPanel Upgraded                                "
-echo "###################################################################"
+rm -f /usr/local/cyberpanel_upgrade.sh
+wget -O /usr/local/cyberpanel_upgrade.sh https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/cyberpanel_upgrade.sh 2>/dev/null
+chmod 700 /usr/local/cyberpanel_upgrade.sh
+/usr/local/cyberpanel_upgrade.sh