diff --git a/apps/electron/main/index.ts b/apps/electron/main/index.ts
index 9ad10f4f..7ed7ba30 100644
--- a/apps/electron/main/index.ts
+++ b/apps/electron/main/index.ts
@@ -3,6 +3,7 @@ import { app, ipcMain, shell, type IpcMain } from "electron";
 import "./security-restrictions";
 import type cp from "child_process";
 import { callProcedure } from "@trpc/server";
+import ip from "ip";
 
 import { appRouter, createContext } from "@acme/api";
 import { closeAssetsServer } from "@acme/assets-server";
@@ -57,6 +58,17 @@ app.on("quit", () => {
   nextjsWebChild?.kill();
 });
 
+app.on("browser-window-focus", () => {
+  void (async () => {
+    // 如果 ip 不相同，并且已经启动才需要重启
+    // web server 首次启动在 activate 中触发
+    console.log(process.env["IP"], ip.address());
+    if (nextjsWebChild && process.env["IP"] != ip.address()) {
+      nextjsWebChild = await createWebServer(nextjsWebChild);
+    }
+  })();
+});
+
 /**
  * @see https://www.electronjs.org/docs/latest/api/app#event-activate-macos Event: 'activate'.
  */
diff --git a/apps/electron/main/src/createWebServer.ts b/apps/electron/main/src/createWebServer.ts
index c370fbc5..5c7b1c67 100644
--- a/apps/electron/main/src/createWebServer.ts
+++ b/apps/electron/main/src/createWebServer.ts
@@ -19,11 +19,12 @@ export const createWebServer = async (preNextChild?: cp.ChildProcess) => {
   const _assets_port = isPackaged ? (await getPort({ portRange: [9625, 9629], port: 9625 })).toString() : "9625";
 
   // Init env variables
-  process.env["IP"] = _ip;
   process.env["WEB_PORT"] = _web_port;
   process.env["ASSETS_PORT"] = _assets_port;
 
   if (isPackaged) {
+    process.env["IP"] = _ip;
+
     preNextChild?.kill();
     // app config production
     // dev 在 watchDesktop.ts 中指定
@@ -41,7 +42,10 @@ export const createWebServer = async (preNextChild?: cp.ChildProcess) => {
     });
   } else {
     // 开发环境 next dev 会自动进行热更新，不需要 kill
-    if (preNextChild) return;
+    if (preNextChild && _ip === process.env["IP"]) return;
+    process.env["IP"] = _ip;
+
+    preNextChild?.kill();
     const nextjs = join(process.cwd(), "../nextjs");
     nextjsChild = cp.spawn("npx", ["next", "dev"], {
       shell: true,