diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/client/node_list.lua b/luci-app-passwall/luasrc/model/cbi/passwall/client/node_list.lua
index 208f7e362..33587b183 100644
--- a/luci-app-passwall/luasrc/model/cbi/passwall/client/node_list.lua
+++ b/luci-app-passwall/luasrc/model/cbi/passwall/client/node_list.lua
@@ -14,7 +14,6 @@ o = s:option(ListValue, "auto_detection_time", translate("Automatic detection de
 o:value("0", translate("Close"))
 o:value("icmp", "Ping")
 o:value("tcping", "TCP Ping")
-o.description = translate("To optimize performance, auto-detection is disabled when there are more than 30 nodes.")
 
 o = s:option(Flag, "show_node_info", translate("Show server address and port"))
 o.default = "0"
@@ -24,24 +23,6 @@ s:append(Template(appname .. "/node_list/link_add_node"))
 
 local auto_detection_time = m:get("@global_other[0]", "auto_detection_time") or "0"
 local show_node_info = m:get("@global_other[0]", "show_node_info") or "0"
-if auto_detection_time ~= "0" then
-	local node_count = 0
-	for k, e in ipairs(api.get_valid_nodes()) do
-		if e.node_type == "normal" then
-			node_count = node_count + 1
-		end
-	end
-	if node_count > 30 then auto_detection_time = "0" end
-end
-
--- Pass the auto_detection_time global variable to the webpage
-local o = s:option(DummyValue, "_auto_detection_time")
-o.rawhtml = true
-o.default = string.format([[
-	<script>
-		window.auto_detection_time = "%s";
-	</script>
-]], auto_detection_time)
 
 -- [[ Node List ]]--
 s = m:section(TypedSection, "nodes")
@@ -168,17 +149,13 @@ o = s:option(DummyValue, "ping", "Ping")
 o.width = "8%"
 o.rawhtml = true
 o.cfgvalue = function(t, n)
-	local type = m:get(n, "type") or ""
-	local protocol = m:get(n, "protocol") or ""
-	if (type == "sing-box" or type == "Xray") and
-	   (protocol == "_shunt" or protocol == "_balancing" or protocol == "_urltest" or protocol == "_iface") then
-		return string.format('<span class="ping_value" cbiid="%s">---</span>', n)
-	end
+	local result = "---"
 	if auto_detection_time ~= "icmp" then
-		return string.format('<span class="ping"><a href="javascript:void(0)" onclick="javascript:ping_node(\'%s\', this, \'icmp\')">%s</a></span>', n, translate("Test"))
+		result = string.format('<span class="ping"><a href="javascript:void(0)" onclick="javascript:ping_node(\'%s\', this, \'icmp\')">%s</a></span>', n, translate("Test"))
 	else
-		return string.format('<span class="ping_value" cbiid="%s">---</span>', n)
+		result = string.format('<span class="ping_value" cbiid="%s">---</span>', n)
 	end
+	return result
 end
 
 ---- TCP Ping
@@ -186,17 +163,13 @@ o = s:option(DummyValue, "tcping", "TCPing")
 o.width = "8%"
 o.rawhtml = true
 o.cfgvalue = function(t, n)
-	local type = m:get(n, "type") or ""
-	local protocol = m:get(n, "protocol") or ""
-	if (type == "sing-box" or type == "Xray") and
-	   (protocol == "_shunt" or protocol == "_balancing" or protocol == "_urltest" or protocol == "_iface") then
-		return string.format('<span class="tcping_value" cbiid="%s">---</span>', n)
-	end
+	local result = "---"
 	if auto_detection_time ~= "tcping" then
-		return  string.format('<span class="ping"><a href="javascript:void(0)" onclick="javascript:ping_node(\'%s\', this, \'tcping\')">%s</a></span>', n, translate("Test"))
+		result = string.format('<span class="ping"><a href="javascript:void(0)" onclick="javascript:ping_node(\'%s\', this, \'tcping\')">%s</a></span>', n, translate("Test"))
 	else
-		return  string.format('<span class="tcping_value" cbiid="%s">---</span>', n)
+		result = string.format('<span class="tcping_value" cbiid="%s">---</span>', n)
 	end
+	return result
 end
 
 o = s:option(DummyValue, "_url_test", translate("URL Test"))
diff --git a/luci-app-passwall/luasrc/view/passwall/node_list/node_list.htm b/luci-app-passwall/luasrc/view/passwall/node_list/node_list.htm
index d94416802..ef64abace 100644
--- a/luci-app-passwall/luasrc/view/passwall/node_list/node_list.htm
+++ b/luci-app-passwall/luasrc/view/passwall/node_list/node_list.htm
@@ -46,7 +46,8 @@ table td, .table .td {
 
 <script type="text/javascript">
 	//<![CDATA[
-
+	let auto_detection_time = "<%=api.uci_get_type("@global_other[0]", "auto_detection_time", "0")%>"
+	
 	var node_list = {};
 	var node_count = 0;
 
@@ -313,7 +314,7 @@ table td, .table .td {
 
 	/* 自动Ping */
 	function pingAllNodes() {
-		if (window.auto_detection_time == "icmp" || window.auto_detection_time == "tcping") {
+		if (auto_detection_time == "icmp" || auto_detection_time == "tcping") {
 			var nodes = [];
 			const ping_value = document.getElementsByClassName(auto_detection_time == "tcping" ? 'tcping_value' : 'ping_value');
 			for (var i = 0; i < ping_value.length; i++) {
diff --git a/luci-app-passwall/po/zh-cn/passwall.po b/luci-app-passwall/po/zh-cn/passwall.po
index c28a4e6ca..a7e2df382 100644
--- a/luci-app-passwall/po/zh-cn/passwall.po
+++ b/luci-app-passwall/po/zh-cn/passwall.po
@@ -634,9 +634,6 @@ msgstr "延迟"
 msgid "Automatic detection delay"
 msgstr "自动检测延迟"
 
-msgid "To optimize performance, auto-detection is disabled when there are more than 30 nodes."
-msgstr "为优化性能，超过 30 个节点不自动检测。"
-
 msgid "Show server address and port"
 msgstr "显示服务器地址和端口"