diff --git a/config.js b/config.js
index bf59d48..04a6528 100644
--- a/config.js
+++ b/config.js
@@ -1,4 +1,4 @@
-const websocketAddress = "ws://localhost:8888/websocket/123";
+const websocketAddress = "ws://192.168.1.138:19001";
 const config = {
   你好: "123",
   b: "1231231",
diff --git a/index.html b/index.html
index 6c780df..5cf0bf3 100644
--- a/index.html
+++ b/index.html
@@ -260,6 +260,12 @@
   </body>
   <script src="./config.js"></script>
   <script>
+    window.onload = () => {
+      const commonI = document.querySelector("#common_id");
+      const commonB = document.querySelector("#common_base");
+      commonI.value = localStorage.getItem("id");
+      commonB.value = localStorage.getItem("base");
+    };
     var ws = null;
     const websocketInput = document.querySelector("#ws_connnect_input");
     websocketInput.value = websocketAddress;
@@ -282,6 +288,15 @@
       }
     });
 
+    const commonI = document.querySelector("#common_id");
+    const commonB = document.querySelector("#common_base");
+    commonI.addEventListener("input", (e) => {
+      localStorage.setItem("id", e.target.value);
+    });
+    commonB.addEventListener("input", (e) => {
+      localStorage.setItem("base", e.target.value);
+    });
+
     const tabs = document.querySelector(".tabs");
     const tabBars = document.querySelectorAll(".tab-bar .tab");
     const tabPanels = document.querySelectorAll(".tab-content .tab-panel");
@@ -397,7 +412,7 @@
       const off = document.querySelector("#common_off");
       const value = document.querySelector("#common_value");
       const { protocol, message } = commonMessage;
-      return {
+      return JSON.stringify({
         protocol,
         message: {
           ...message,
@@ -406,7 +421,7 @@
           ctrlPointVal: value.value,
           type,
         },
-      };
+      });
     };
 
     const writeFun = () => {