diff --git a/bin/ ZeroWrt.backup b/bin/ ZeroWrt.backup
index 29f2b6a..84f39eb 100644
--- a/bin/ ZeroWrt.backup	
+++ b/bin/ ZeroWrt.backup	
@@ -321,9 +321,7 @@ one_click_setup() {
                 color_output "\e[34m[MosDNS + AdGuardHome]\e[0m"
                 
                 # 停用 SmartDNS 配置
-                uci set smartdns.@smartdns[0].enabled='0'
-                uci set smartdns.@smartdns[0].seconddns_enabled='0'
-                uci commit smartdns
+                cp /etc/config/default_smartdns /etc/config/smartdns
                 /etc/init.d/smartdns restart
 
                 # Dnsmasq设置