Update menu.sh

menu.sh

@@ -1173,9 +1173,16 @@ proxy(){
 	[[ $SYSTEM != CentOS ]] && ${PACKAGE_UPDATE[int]} && ${PACKAGE_INSTALL[int]} lsb-release
 	[[ $SYSTEM = Debian && ! $(type -P gpg 2>/dev/null) ]] && ${PACKAGE_INSTALL[int]} gnupg
 	[[ $SYSTEM = Debian && ! $(apt list 2>/dev/null | grep apt-transport-https ) =~ installed ]] && ${PACKAGE_INSTALL[int]} apt-transport-https
-	[[ $SYSTEM != CentOS ]] && (curl https://pkg.cloudflareclient.com/pubkey.gpg | apt-key add -
-	echo "deb http://pkg.cloudflareclient.com/ $(lsb_release -sc) main" | tee /etc/apt/sources.list.d/cloudflare-client.list
-	${PACKAGE_UPDATE[int]}; ${PACKAGE_INSTALL[int]} cloudflare-warp)
+	if [[ $SYSTEM != CentOS ]]; then
+		if [[ ${MAJOR[int]} != 18 ]]; then
+			curl https://pkg.cloudflareclient.com/pubkey.gpg | apt-key add -
+			echo "deb http://pkg.cloudflareclient.com/ $(lsb_release -sc) main" | tee /etc/apt/sources.list.d/cloudflare-client.list
+		else 	curl https://pkg.cloudflare.com/cloudflare-main.gpg -o /usr/share/keyrings/cloudflare-main.gpg
+			echo 'deb [signed-by=/usr/share/keyrings/cloudflare-main.gpg] https://pkg.cloudflare.com/ focal main' | tee /etc/apt/sources.list.d/cloudflare-main.list
+		fi
+		${PACKAGE_UPDATE[int]}; ${PACKAGE_INSTALL[int]} cloudflare-warp
+	fi
+
 	settings
 
 	elif [[ $CLIENT = 2 && $(warp-cli --accept-tos status 2>/dev/null) =~ 'Registration missing' ]]; then