diff --git a/AutoPing.sh b/AutoPing.sh
index 4cec694..99515f1 100644
--- a/AutoPing.sh
+++ b/AutoPing.sh
@@ -40,8 +40,8 @@ selectAction() {
 	;;
 	*)
 	before
-	install_SMP
 	install_Agent
+	install_SMP
 	after
 	;;
 	esac
@@ -78,16 +78,18 @@ before() {
 		updateCe
 		$PM update
 		$INS wget curl unzip -y
-		wget $origin
-		unzip master.zip
+		rm -f master.zip && rm -fr pingm-master
+		wget $origin && unzip master.zip || error=1
+		[[ $error -eq 1 ]] && echo -e "${RED}下载资源失败，请确保本地正常访问 gitee.com 后重新尝试${PLAIN}" && exit 1
 	elif [[ $ID == "debian" || $ID == "ubuntu" ]]; then
 		PM="apt"
 		INS="apt install"
 		updateUb
 		$PM update
 		$INS wget curl unzip -y
-		wget $origin
-		unzip master.zip
+		rm -f master.zip && rm -fr pingm-master
+		wget $origin && unzip master.zip || error=1
+		[[ $error -eq 1 ]] && echo -e "${RED}下载资源失败，请确保本地正常访问 gitee.com 后重新尝试${PLAIN}" && exit 1
 	else
 		exit 1
 	fi
@@ -103,17 +105,17 @@ install_SMP() {
 	rpm_packages="smokeping wqy-zenhei-fonts.noarch"
 	apt_packages="smokeping echoping traceroute"
 	read -rp "输入监控页面端口（默认20000）：" port1
-	ss -tnlp | grep -q ":${port1:-20000} " && echo "端口 ${port1:-20000} 已被占用" && exit 1
+	ss -tnlp | grep -q ":${port1:-20000} " && echo -e "${RED}端口 ${port1:-20000} 已被占用${PLAIN}" && exit 1
 	if [[ $ID == "debian" || $ID == "ubuntu" ]]; then
 		$INS $apt_packages -y || error=1
-		[[ $error -eq 1 ]] && echo "安装 smokeping 失败" && exit 1
+		[[ $error -eq 1 ]] && echo -e "${RED}安装 smokeping 失败${PLAIN}" && exit 1
 		systemctl stop apache2 && systemctl stop smokeping
 		configureUb
 	elif [[ $ID == "centos" ]]; then
 		sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
 		setenforce 0
 		$INS $rpm_packages -y || error=1
-		[[ $error -eq 1 ]] && echo "安装 smokeping 失败" && exit 1
+		[[ $error -eq 1 ]] && echo -e "${RED}安装 smokeping 失败${PLAIN}" && exit 1
 		systemctl stop httpd && systemctl stop smokeping
 		configureCe
 	fi
@@ -124,13 +126,13 @@ install_Agent() {
 	apt_packages="mtr openjdk-8-jdk"
 	if [[ $ID == "debian" || $ID == "ubuntu" ]]; then
 		$INS $apt_packages -y || error=1
-		[[ $error -eq 1 ]] && echo "安装 Agent 客户端依赖包失败" && exit 1
+		[[ $error -eq 1 ]] && echo -e "${RED}安装 Agent 客户端依赖包失败${PLAIN}" && exit 1
 		configureUbAgent
 	elif [[ $ID == "centos" ]]; then
 		sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
 		setenforce 0
 		$INS $rpm_packages -y || error=1
-		[[ $error -eq 1 ]] && echo "安装 Agent 客户端依赖包失败" && exit 1
+		[[ $error -eq 1 ]] && echo -e "${RED}安装 Agent 客户端依赖包失败${PLAIN}" && exit 1
 		configureCeAgent
 	fi
 }
@@ -138,7 +140,7 @@ install_Agent() {
 configureUb() {
 	#get local ip
 	ip=$(curl -sL https://api64.ipify.org -4) || error=1
-	[[ $error -eq 1 ]] && echo "获取本机 IP 地址失败" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}获取本机 IP 地址失败${PLAIN}" && exit 1
 	#clean local config
 	mkdir -p $target_dir
 	mkdir -p /var/run/smokeping
@@ -166,9 +168,9 @@ configureUb() {
 	timedatectl set-timezone Asia/Shanghai
 	#test
 	smokeping --debug || error=1
-	[[ $error -eq 1 ]] && echo "测试运行失败！" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}测试运行失败${PLAIN}" && exit 1
 	systemctl start apache2 smokeping || error=1
-	[[ $error -eq 1 ]] && echo "启动失败" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}启动失败${PLAIN}" && exit 1
 	echo ""
 	echo "Smokeping安装完成，监控页面：http://$ip:${port1:-20000}/smokeping/sm.cgi"
 	echo ""
@@ -203,7 +205,7 @@ configureUbAgent() {
 configureCe() {
 	#get local ip
 	ip=$(curl -sL https://api64.ipify.org -4) || error=1
-	[[ $error -eq 1 ]] && echo "获取本机 IP 地址失败" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}获取本机 IP 地址失败${PLAIN}" && exit 1
 	#clean local config
 	mkdir -p $target_dir
 	rm -fr /var/lib/smokeping/*/*.rrd
@@ -230,9 +232,9 @@ configureCe() {
 	timedatectl set-timezone Asia/Shanghai
 	#test
 	smokeping --debug || error=1
-	[[ $error -eq 1 ]] && echo "测试运行失败！" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}测试运行失败${PLAIN}" && exit 1
 	systemctl start httpd smokeping || error=1
-	[[ $error -eq 1 ]] && echo "启动失败" && exit 1
+	[[ $error -eq 1 ]] && echo -e "${RED}启动失败${PLAIN}" && exit 1
 	echo ""
 	echo "Smokeping安装完成，监控页面：http://$ip:${port1:-20000}/smokeping/sm.cgi"
 	echo ""