diff --git a/frameworks/js/napi/connection/connection_exec/src/connection_exec.cpp b/frameworks/js/napi/connection/connection_exec/src/connection_exec.cpp
index e76663c7f98ff1f12a3373d282bf5f34b070b2c1..c6a2e559d90c6ae72bde92eff27ef4351d0730f7 100644
--- a/frameworks/js/napi/connection/connection_exec/src/connection_exec.cpp
+++ b/frameworks/js/napi/connection/connection_exec/src/connection_exec.cpp
@@ -1149,11 +1149,6 @@ napi_value ConnectionExec::GetProxyModeCallback(ProxyModeContext *context)
 
 bool ConnectionExec::ExecSetPacFileUrl(SetPacFileUrlContext *context)
 {
-    if (context->pacUrl_.empty()) {
-        NETMANAGER_BASE_LOGE("pac Url is empty!");
-        context->SetErrorCode(NETMANAGER_ERR_PARAMETER_ERROR);
-        return false;
-    }
     int32_t errorCode = NetConnClient::GetInstance().SetPacFileUrl(context->pacUrl_);
     if (errorCode != NET_CONN_SUCCESS) {
         NETMANAGER_BASE_LOGE("exec SetPacFileUrl failed errorCode: %{public}d", errorCode);
diff --git a/netmanager_base_config.gni b/netmanager_base_config.gni
index 9e391aac406f4c128f6e65aeb2d15b712718dc40..08d6cae876332a64022a36fbc40021969ef77194 100644
--- a/netmanager_base_config.gni
+++ b/netmanager_base_config.gni
@@ -58,7 +58,7 @@ declare_args() {
   netmanager_base_support_ebpf_memory_miniaturization = false
   netmanager_base_enable_traffic_statistic = false
   netmanager_base_extended_features = true
-  netmanager_base_enable_pac_proxy = false
+  netmanager_base_enable_pac_proxy = true
   netmanager_base_share_traffic_limit_enable = false
   netmanager_base_enable_set_app_frozened = false
   netmanager_base_feature_enterprise_route_custom = false
diff --git a/services/netconnmanager/include/net_pac_manager.h b/services/netconnmanager/include/net_pac_manager.h
index 5371ff77a2a65ae56c1053086512d68cb32c3464..1140e04ab21d380e16155aad946abd336d342474 100644
--- a/services/netconnmanager/include/net_pac_manager.h
+++ b/services/netconnmanager/include/net_pac_manager.h
@@ -62,7 +62,7 @@ public:
 
     PAC_STATUS FindProxyForURL(const std::string &url, const std::string &host, std::string &proxy);
 
-    std::string DownloadPACScript(const std::string &url);
+    void DownloadPACScript(const std::string &url);
 
     std::string ParseHost(const std::string &url);
 
diff --git a/services/netconnmanager/src/net_pac_manager.cpp b/services/netconnmanager/src/net_pac_manager.cpp
index 2431e110e05b8875024ebfed16bc5b071465977c..c97e066697ebdd07fda1a51733c3310b0fb9b4d1 100644
--- a/services/netconnmanager/src/net_pac_manager.cpp
+++ b/services/netconnmanager/src/net_pac_manager.cpp
@@ -34,6 +34,8 @@ const std::string EMPTY = "";
 constexpr int32_t HTTP_CODE_200 = 200;
 } // namespace
 
+static std::string g_script;
+
 NetPACManager::NetPACManager() : pacScriptVal_(jerry_create_undefined()), status_(false), engineInitialized_(false)
 {
 }
@@ -91,12 +93,13 @@ bool NetPACManager::InitPACScriptWithURL(const std::string &scriptUrl)
         jerry_cleanup();
         engineInitialized_ = false;
     }
-    const std::string &script = DownloadPACScript(scriptUrl);
-    if (script.empty()) {
+    g_script.clear();
+    DownloadPACScript(scriptUrl);
+    if (g_script.empty()) {
         status_ = false;
         return false;
     }
-    const char *pac_script = script.c_str();
+    const char *pac_script = g_script.c_str();
     jerry_init(JERRY_INIT_EMPTY);
     engineInitialized_ = true;
     PacFunctions::RegisterPacFunctions();
@@ -181,10 +184,11 @@ static size_t WriteToString(void *contents, size_t size, size_t nmemb, void *use
     size_t realsize = size * nmemb;
     std::string *mem = static_cast<std::string *>(userp);
     mem->append(static_cast<char *>(contents), realsize);
+    g_script.append(static_cast<char *>(contents), realsize);
     return realsize;
 }
 
-std::string NetPACManager::DownloadPACScript(const std::string &url)
+void NetPACManager::DownloadPACScript(const std::string &url)
 {
     struct CurlGlobalGuard {
         CurlGlobalGuard()
@@ -198,7 +202,7 @@ std::string NetPACManager::DownloadPACScript(const std::string &url)
     } curlGuard;
     CURL *curl_handle = curl_easy_init();
     if (!curl_handle) {
-        return EMPTY;
+        return;
     }
     struct CurlHandleDeleter {
         void operator()(CURL *handle)
@@ -236,6 +240,7 @@ std::string NetPACManager::DownloadPACScript(const std::string &url)
     return;
 }
 
+
 void NetPACManager::SetFileUrl(const std::string &url)
 {
     scriptFileUrl_ = url;