diff --git a/cyberpanel.sh b/cyberpanel.sh
index dece392a1..699cd9b50 100644
--- a/cyberpanel.sh
+++ b/cyberpanel.sh
@@ -406,19 +406,9 @@ elif [[ $CENTOS_8 == "False" ]] ; then
   curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
 fi
 
-if [[ $SERVER_COUNTRY == "CN" ]] ; then
-	mkdir /root/.config
-	mkdir /root/.config/pip
-	cat << EOF > /root/.config/pip/pip.conf
-[global]
-index-url = https://pypi.tuna.tsinghua.edu.cn/simple
-[install]
-trusted-host=pypi.tuna.tsinghua.edu.cn
-EOF
-fi
-
 echo -e "\nInstalling necessary components..."
 if [[ $SERVER_OS == "CentOS" ]] ; then
+
 	timeout 10 rpm --import https://$DOWNLOAD_SERVER/mariadb/RPM-GPG-KEY-MariaDB
 	timeout 10 rpm --import https://$DOWNLOAD_SERVER/litespeed/RPM-GPG-KEY-litespeed
 	timeout 10 rpm --import https://$DOWNLOAD_SERVER/powerdns/FD380FBB-pub.asc
@@ -430,7 +420,9 @@ if [[ $SERVER_OS == "CentOS" ]] ; then
 	timeout 10 rpm --import https://copr-be.cloud.fedoraproject.org/results/copart/restic/pubkey.gpg
 	timeout 10 rpm --import https://rep8.cyberpanel.net/RPM-GPG-KEY-CP-EP-8
 	timeout 10 rpm --import https://rep8.cyberpanel.net/RPM-GPG-KEY-CP-GF-8
+	timeout 10 rpm --import https://rep8.cyberpanel.net/RPM-GPG-KEY-centosofficialcp
 	curl https://getfedora.org/static/fedora.gpg | gpg --import
+
 	yum clean all
 	yum update -y
 	yum autoremove epel-release -y
@@ -438,35 +430,25 @@ if [[ $SERVER_OS == "CentOS" ]] ; then
 	rm -f /etc/yum.repos.d/epel.repo.rpmsave
 
 	if [[ $CENTOS_8 == "False" ]] ; then
-	  yum --enablerepo=CyberPanel install -y wget strace htop net-tools telnet curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel gpgme-devel curl-devel git socat openssl-devel MariaDB-shared mariadb-devel
+	  yum --enablerepo=CyberPanel install -y wget strace htop net-tools telnet curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel gpgme-devel curl-devel git socat openssl-devel MariaDB-shared mariadb-devel yum-utils python36u python36u-pip python36u-devel
+		check_return
+		yum -y groupinstall development
 		check_return
 	fi
 	if [[ $CENTOS_8 == "True" ]] ; then
-		dnf 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 socat
+		dnf 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 socat python3
 		check_return
 		dnf --enablerepo=PowerTools install gpgme-devel -y
 		check_return
 	fi
 
-if [[ $DEV == "ON" ]] ; then
-	  if [[ $CENTOS_8 == "False" ]] ; then
-      yum -y install yum-utils
-      yum -y groupinstall development
-			yum -y install python36u python36u-pip python36u-devel
-			check_return
-    fi
-    if [[ $CENTOS_8 == "True" ]] ; then
-      dnf install python3 -y
-			check_return
-    fi
-    if [[ $SERVER_OS == "CentOS" ]] ; then
-      pip3.6 install virtualenv==16.7.9
-    else
-      pip3.6 install virtualenv
-    fi
+  if [[ $SERVER_OS == "CentOS" ]] ; then
+    pip3.6 install virtualenv==16.7.9
+  else
+    pip3.6 install virtualenv
+  fi
 		check_return
 	fi
-fi
 
 if [[ $SERVER_OS == "Ubuntu" ]] ; then
 	apt update -y
diff --git a/cyberpanel_upgrade.sh b/cyberpanel_upgrade.sh
index c0e5beb79..a20885758 100644
--- a/cyberpanel_upgrade.sh
+++ b/cyberpanel_upgrade.sh
@@ -14,7 +14,6 @@ SERVER_COUNTRY=$(curl --silent --max-time 5 https://cyberpanel.sh/?country)
 
 ### Update and remove not needed repos
 
-curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
 rm -f /etc/yum.repos.d/ius-archive.repo
 rm -f /etc/yum.repos.d/copart-restic-epel-7.repo
 rm -f /etc/yum.repos.d/dovecot.repo
@@ -29,6 +28,7 @@ rm -f /etc/yum.repos.d/gf.repo
 rm -f /etc/yum.repos.d/powerdns-auth-42.repo
 rm -rf /etc/yum.repos.d/powerdns-auth-master.repo
 rm -rf /etc/yum.repos.d/gf.repo.rpmnew
+rm -rf /etc/yum.repos.d/CentOS-AppStream.repo
 yum clean all
 yum update -y
 yum autoremove epel-release -y
@@ -168,14 +168,17 @@ OUTPUT=$(cat /etc/*release)
 if  echo $OUTPUT | grep -q "CentOS Linux 7" ; then
 	echo -e "\nDetecting CentOS 7.X...\n"
 	SERVER_OS="CentOS7"
+  curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
 	yum clean all
   yum update -y
 elif echo $OUTPUT | grep -q "CloudLinux 7" ; then
 	echo -e "\nDetecting CloudLinux 7.X...\n"
 	SERVER_OS="CentOS7"
+	curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
 	yum clean all
   yum update -y
 elif  echo $OUTPUT | grep -q "CentOS Linux 8" ; then
+  curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel8.repo > /etc/yum.repos.d/CyberPanel.repo
 	echo -e "\nDetecting CentOS 8.X...\n"
 	SERVER_OS="CentOS8"
 	yum clean all
@@ -193,9 +196,9 @@ fi
 if [ $SERVER_OS = "CentOS7" ] ; then
   yum -y install yum-utils
   yum -y groupinstall development
-  yum -y install python36u python36u-pip python36u-devel openssl-devel MariaDB-shared mariadb-devel
+  yum --enablerepo=CyberPanel install -y wget strace htop net-tools telnet curl which bc telnet htop libevent-devel gcc libattr-devel xz-devel gpgme-devel curl-devel git socat openssl-devel MariaDB-shared mariadb-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 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 socat
 	dnf --enablerepo=PowerTools install gpgme-devel -y
 	dnf install python3 -y
 else
diff --git a/install/install.py b/install/install.py
index cf68c7e93..cb1720b02 100755
--- a/install/install.py
+++ b/install/install.py
@@ -1932,7 +1932,7 @@ milter_default_action = accept
                 if self.distro == centos:
                     command = 'yum --enablerepo=CyberPanel install restic -y'
                 else:
-                    command = 'dnf --enablerepo=CyberPanel install restic -y'
+                    command = 'dnf --enablerepo=CyberPanel install restic -y --nogpgcheck'
 
                 preFlightsChecks.call(command, self.distro, command, command, 1, 0, os.EX_OSERR)
             else: