diff --git a/scripts/getdate.sh b/scripts/getdate.sh
index 43becad..09ce653 100644
--- a/scripts/getdate.sh
+++ b/scripts/getdate.sh
@@ -487,7 +487,7 @@ EOF
 setproviders(){ #自定义providers
 	echo -----------------------------------------------
 	echo -e "\033[33m你可以在这里快捷管理与生成自定义的providers提供者\033[0m"
-	echo -e "\033[33m暂时只支持yaml格式的配置导入\033[0m"
+	echo -e "\033[33m暂时只支持yaml格式的配置导入，并且不支持跳过证书验证功能\033[0m"
 	[ -s $CRASHDIR/configs/providers.cfg ] && { 
 		echo -----------------------------------------------
 		echo -e "\033[36m输入对应数字可管理providers提供者\033[0m"
@@ -498,6 +498,7 @@ setproviders(){ #自定义providers
 	echo -e " b \033[32m生成\033[0m基于providers的配置文件"
 	echo -e " c 选择\033[33m规则模版\033[0m"
 	echo -e " d \033[31m清空\033[0mproviders列表"
+	echo -e " e \033[31m清理\033[0mproviders目录"
 	echo -e " 0 返回上级菜单"
 	read -p "请输入对应数字 > " num
 	case $num in
@@ -613,6 +614,12 @@ setproviders(){ #自定义providers
 		[ "$res" = "1" ] && rm -rf $CRASHDIR/configs/providers.cfg
 		setproviders
 	;;
+	d)
+		echo -e "\033[33m将清空 $CRASHDIR/providers 目录下所有内容\033[0m"
+		read -p "是否继续？(1/0) > " res
+		[ "$res" = "1" ] && rm -rf $CRASHDIR/providers
+		setproviders
+	;;
 	*)
 		errornum
 	;;
diff --git a/scripts/init.sh b/scripts/init.sh
index 92109e9..fae5102 100644
--- a/scripts/init.sh
+++ b/scripts/init.sh
@@ -176,6 +176,7 @@ else
 		systemctl daemon-reload
 	else
 		#设为保守模式启动
+		systemctl disable shellcrash 2>/dev/null
 		setconfig start_old 已开启
 	fi
 fi
diff --git a/scripts/start.sh b/scripts/start.sh
index afcaff5..ef274f1 100644
--- a/scripts/start.sh
+++ b/scripts/start.sh
@@ -1089,7 +1089,7 @@ start_tun(){ #iptables-tun
 		iptables -I FORWARD -p udp --dport 443 -o utun -m comment --comment "ShellCrash-QUIC-REJECT" $set_cn_ip -j REJECT >/dev/null 2>&1 
 		ip6tables -I FORWARD -p udp --dport 443 -o utun -m comment --comment "ShellCrash-QUIC-REJECT" $set_cn_ip6 -j REJECT >/dev/null 2>&1
 	fi
-	modprobe xt_mark >/dev/null 2>&1 && {
+	if [ -n "$(iptables -j MARK 2>&1 | grep 'mark')" ];then
 		i=1
 		while [ -z "$(ip route list |grep utun)" -a "$i" -le 29 ];do
 			sleep 1
@@ -1159,7 +1159,9 @@ start_tun(){ #iptables-tun
 				[ "$1" = "all" ] && ip6tables -t mangle -A PREROUTING -p tcp $ports -j shellcrashv6
 			}
 		fi
-	}
+	else
+		logger "iptables缺少-J MARK功能，放弃启动tun相关防火墙规则！" 31
+	fi
 }
 start_nft(){ #nftables-allinone
 	#获取局域网host地址