diff --git a/src/apis.js b/src/apis.js
index 305a040..5ddb095 100644
--- a/src/apis.js
+++ b/src/apis.js
@@ -23,6 +23,7 @@ try {
     console.error("获取环境信息失败，使用默认正式环境", e);
 }
 
+// 统一处理业务接口请求，包含登录态、业务错误和 WiFi 连接空响应兼容。
 function request(method, url, data = {}) {
     const token = uni.getStorageSync(
         `${uni.getAccountInfoSync().miniProgram.envVersion}_token`
@@ -37,6 +38,10 @@ function request(method, url, data = {}) {
             data,
             timeout: 10000,
             success: (res) => {
+                if (url === "/user/hardwareBox/connectWifi" && res.statusCode === 200 && res.data && Object.keys(res.data).length === 0) {
+                    resolve({});
+                    return;
+                }
                 if (res.data) {
                     const {code, data, message} = res.data;
                     if (code === 0) resolve(data);
@@ -84,6 +89,10 @@ function request(method, url, data = {}) {
                                 icon: "none",
                             });
                         }
+                        if (url === "/user/hardwareBox/connectWifi") {
+                            reject({code, message});
+                            return;
+                        }
                         uni.showToast({
                             title: message,
                             icon: "none",
@@ -448,6 +457,26 @@ export const getDeviceBatteryAPI = async () => {
     return request("GET", "/user/device/battery");
 };
 
+// 设备连接指定 WiFi，只下发 WiFi 凭证，不触发 OTA 升级。
+export const connectDeviceWifiAPI = async (ssid, password) => {
+    return request("POST", "/user/hardwareBox/connectWifi", {ssid, password});
+};
+
+// 获取硬件盒子版本信息，用于判断当前设备是否需要 OTA 升级。
+export const getHardwareBoxVersionAPI = async () => {
+    return request("GET", "/user/hardwareBox/version");
+};
+
+// 发送硬件盒子 OTA 更新指令，服务端会返回后续轮询使用的任务 ID。
+export const sendHardwareBoxUpdateAPI = async (data) => {
+    return request("POST", "/user/hardwareBox/sendUpdate", data);
+};
+
+// 根据任务 ID 获取硬件盒子 OTA 更新状态。
+export const getHardwareBoxTaskStatusAPI = async (taskId) => {
+    return request("GET", `/user/hardwareBox/taskStatus?taskId=${taskId}`);
+};
+
 export const addNoteAPI = async (id, remark) => {
     return request("POST", "/user/score/sheet/remark", {id, remark});
 };
diff --git a/src/pages/index.vue b/src/pages/index.vue
index 4c848bd..c814f87 100644
--- a/src/pages/index.vue
+++ b/src/pages/index.vue
@@ -1,5 +1,5 @@
 <script setup>
-import {onMounted, ref} from "vue";
+import {onMounted, onUnmounted, ref} from "vue";
 import {onShareAppMessage, onShareTimeline, onShow} from "@dcloudio/uni-app";
 import Container from "@/components/Container.vue";
 import AppFooter from "@/components/AppFooter.vue";
@@ -12,9 +12,12 @@ import {
   checkUserBindAPI,
   getAppConfig,
   getDeviceBatteryAPI,
+  getHardwareBoxTaskStatusAPI,
+  getHardwareBoxVersionAPI,
   getHomeData,
   getMyDevicesAPI,
   getScoreRankList,
+  sendHardwareBoxUpdateAPI,
   silentLoginAPI,
 } from "@/apis";
 import {topThreeColors} from "@/constants";
@@ -40,39 +43,194 @@ const scoreRankList = ref([]);
 // OTA 相关
 const otaVisible = ref(false);
 const otaState = ref("new_version");
-const OTA_MOCK = {
-  hasUpdate: true,
-  version: "V8.7.0",
-  description: "新版本将优化智能弓体验",
-  details: "升级前请确保：\n1、智能弓已开启，且电量充足\n2、所处稳定的 Wi-Fi 环境中。",
+const otaProgress = ref(0);
+const otaInfo = ref({
+  versionNumber: "",
+  versionInfo: "",
+  resourceUrl: "",
   forceUpdate: false,
+});
+const isStartingOta = ref(false);
+let otaProgressTimer = null;
+let otaStatusTimer = null;
+let otaTimeoutTimer = null;
+
+// 清理首页 OTA 更新定时器，避免弹窗关闭或页面卸载后继续轮询。
+const clearOtaUpdateTimers = () => {
+  clearInterval(otaProgressTimer);
+  clearTimeout(otaStatusTimer);
+  clearTimeout(otaTimeoutTimer);
+  otaProgressTimer = null;
+  otaStatusTimer = null;
+  otaTimeoutTimer = null;
 };
 
-const checkOtaUpdate = () => {
-  if (!OTA_MOCK.hasUpdate) return;
+// 启动首页 OTA 本地进度动画，最终成功失败以后端任务状态为准。
+const startOtaProgressAnimation = () => {
+  clearInterval(otaProgressTimer);
+  otaProgressTimer = setInterval(() => {
+    if (otaProgress.value >= 90) {
+      clearInterval(otaProgressTimer);
+      return;
+    }
+    const increment = Math.max(0.5, 2 - otaProgress.value / 60);
+    otaProgress.value = Math.min(90, otaProgress.value + increment);
+  }, 500);
+};
+
+// 获取并保存后端返回的 OTA 版本信息，供弹窗展示和更新接口使用。
+const applyOtaVersionInfo = (versionInfo) => {
+  otaInfo.value = {
+    versionNumber: versionInfo?.versionNumber || "",
+    versionInfo: versionInfo?.versionInfo || "",
+    resourceUrl: versionInfo?.resourceUrl || "",
+    forceUpdate: Number(versionInfo?.forceUpdate) === 1,
+  };
+};
+
+// 检查当前设备盒子是否存在可升级版本。
+const checkOtaUpdate = async () => {
+  let versionInfo;
+  try {
+    versionInfo = await getHardwareBoxVersionAPI();
+  } catch (err) {
+    return;
+  }
+  if (!versionInfo?.needUpdate) return;
+  applyOtaVersionInfo(versionInfo);
+
   const dismissedAt = uni.getStorageSync("ota_dismissed_at");
   const now = Date.now();
-  if (dismissedAt && now - dismissedAt < 24 * 60 * 60 * 1000) return;
+  if (!otaInfo.value.forceUpdate && dismissedAt && now - dismissedAt < 24 * 60 * 60 * 1000) return;
   otaState.value = "new_version";
   otaVisible.value = true;
 };
 
+// 拼接 OTA WiFi 页参数，让未连 WiFi 的设备继续使用同一份版本信息。
+const getOtaWifiUrl = () => {
+  const { versionNumber, resourceUrl } = otaInfo.value;
+  const query = [
+    `versionNumber=${encodeURIComponent(versionNumber)}`,
+    `resourceUrl=${encodeURIComponent(resourceUrl)}`,
+  ].join("&");
+  return `/pages/ota-wifi?${query}`;
+};
+
+// 处理 OTA 弹窗暂不更新，强制更新时不允许关闭。
 const handleOtaDismiss = () => {
+  if (otaInfo.value.forceUpdate) return;
   uni.setStorageSync("ota_dismissed_at", Date.now());
   otaVisible.value = false;
 };
 
-const handleOtaUpdate = () => {
-  otaVisible.value = false;
-  uni.navigateTo({ url: "/pages/ota-wifi" });
+// 将首页 OTA 直连更新流程标记为失败。
+const failHomeOtaUpdate = () => {
+  clearOtaUpdateTimers();
+  isStartingOta.value = false;
+  otaState.value = "update_failure";
+  otaVisible.value = true;
 };
 
+// 将首页 OTA 直连更新流程标记为成功。
+const completeHomeOtaUpdate = () => {
+  clearOtaUpdateTimers();
+  isStartingOta.value = false;
+  otaProgress.value = 100;
+  setTimeout(() => {
+    otaState.value = "update_success";
+    otaVisible.value = true;
+  }, 300);
+};
+
+// 轮询首页直接发起的 OTA 更新任务状态。
+const pollHomeOtaTaskStatus = (taskId) => {
+  clearTimeout(otaStatusTimer);
+  otaStatusTimer = setTimeout(async () => {
+    try {
+      const taskStatus = await getHardwareBoxTaskStatusAPI(taskId);
+      const status = Number(taskStatus?.status);
+      if (status === 2) {
+        completeHomeOtaUpdate();
+        return;
+      }
+      if (status === 3) {
+        failHomeOtaUpdate();
+        return;
+      }
+      if (status === 0 || status === 1) {
+        pollHomeOtaTaskStatus(taskId);
+        return;
+      }
+      failHomeOtaUpdate();
+    } catch (err) {
+      failHomeOtaUpdate();
+    }
+  }, 3000);
+};
+
+// 设备盒子已连 WiFi 时，从首页直接传空 WiFi 信息发起 OTA 更新。
+const startHomeOtaUpdate = async () => {
+  otaState.value = "update_progress";
+  otaVisible.value = true;
+  otaProgress.value = 0;
+  startOtaProgressAnimation();
+  otaTimeoutTimer = setTimeout(() => {
+    if (otaState.value === "update_progress") {
+      failHomeOtaUpdate();
+    }
+  }, 5 * 60 * 1000);
+
+  try {
+    const updateResult = await sendHardwareBoxUpdateAPI({
+      versionNumber: otaInfo.value.versionNumber,
+      wifiSsid: "",
+      wifiPassword: "",
+      resourceUrl: otaInfo.value.resourceUrl,
+    });
+    if (!updateResult?.taskId) {
+      failHomeOtaUpdate();
+      return;
+    }
+    pollHomeOtaTaskStatus(updateResult.taskId);
+  } catch (err) {
+    failHomeOtaUpdate();
+  }
+};
+
+// 点击立即更新时先判断设备是否已通过 WiFi 联网，已联网则首页直接更新，否则跳转 WiFi 页面。
+const handleOtaUpdate = async () => {
+  if (isStartingOta.value) return;
+  isStartingOta.value = true;
+  let deviceStatus;
+  try {
+    deviceStatus = await getDeviceBatteryAPI();
+  } catch (err) {
+    isStartingOta.value = false;
+    uni.showToast({
+      title: "获取设备状态失败，请重试",
+      icon: "none",
+    });
+    return;
+  }
+
+  if (String(deviceStatus?.netType || "").toLowerCase() === "wifi") {
+    startHomeOtaUpdate();
+    return;
+  }
+
+  isStartingOta.value = false;
+  otaVisible.value = false;
+  uni.navigateTo({ url: getOtaWifiUrl() });
+};
+
+// 处理 OTA 更新成功后的完成按钮，关闭结果弹窗。
 const handleOtaDone = () => {
   otaVisible.value = false;
 };
 
+// 处理 OTA 更新失败后的重试按钮，重新走立即更新判断流程。
 const handleOtaRetry = () => {
-  otaVisible.value = false;
+  handleOtaUpdate();
 };
 
 // 提取积分榜接口返回的榜单数组，兼容数组和对象两种返回格式。
@@ -103,17 +261,17 @@ const toRankListPage = () => {
 };
 
 onShow(async (options) => {
+  const env = uni.getAccountInfoSync().miniProgram.envVersion;
+  const token = uni.getStorageSync(`${env}_token`);
+
   // 检查是否从 OTA 更新页面返回
   if (options && options.updateResult) {
     otaState.value = options.updateResult;
     otaVisible.value = true;
-  } else {
-    checkOtaUpdate();
+  } else if (token || user.value.id) {
+    await checkOtaUpdate();
   }
 
-  const env = uni.getAccountInfoSync().miniProgram.envVersion;
-  const token = uni.getStorageSync(`${env}_token`);
-
   if (!user.value.id && !token) {
     // showModal.value = true;
     // try {
@@ -185,6 +343,10 @@ onMounted(async () => {
   console.log("全局配置：", config);
 });
 
+onUnmounted(() => {
+  clearOtaUpdateTimers();
+});
+
 onShareAppMessage(() => {
   return {
     title: "智能真弓：实时捕捉+毫秒级同步，弓箭选手全球竞技！", // 分享卡片的标题
@@ -209,10 +371,11 @@ onShareTimeline(() => {
     <OtaModal
       :visible="otaVisible"
       :state="otaState"
-      :version="OTA_MOCK.version"
-      :description="OTA_MOCK.description"
-      :changelog="OTA_MOCK.details"
-      :forceUpdate="OTA_MOCK.forceUpdate"
+      :version="otaInfo.versionNumber"
+      :progress="otaProgress"
+      :description="''"
+      :changelog="otaInfo.versionInfo"
+      :forceUpdate="otaInfo.forceUpdate"
       @update="handleOtaUpdate"
       @skip="handleOtaDismiss"
       @close="handleOtaDismiss"
diff --git a/src/pages/ota-wifi.vue b/src/pages/ota-wifi.vue
index 8ad065f..aca5089 100644
--- a/src/pages/ota-wifi.vue
+++ b/src/pages/ota-wifi.vue
@@ -1,8 +1,15 @@
 <script setup>
 import { ref, computed, onMounted, onUnmounted } from "vue";
-import { onShow } from "@dcloudio/uni-app";
+import { onLoad, onShow } from "@dcloudio/uni-app";
 import Container from "@/components/Container.vue";
 import ScreenHint from "@/components/ScreenHint.vue";
+import {
+  connectDeviceWifiAPI,
+  getDeviceBatteryAPI,
+  getHardwareBoxTaskStatusAPI,
+  getHardwareBoxVersionAPI,
+  sendHardwareBoxUpdateAPI,
+} from "@/apis";
 
 const STATES = {
   SCANNING: "SCANNING",
@@ -24,15 +31,29 @@ const connectingWifi = ref(null);
 const connectInput = ref({ ssid: "", password: "" });
 const connectMode = ref("secure"); // secure | open | manual
 const connectError = ref("");
+const connectStatusText = ref("");
+const isSubmittingWifi = ref(false);
 const keyboardHeight = ref(0);
 // 控制密码输入框是否显示明文
 const showPassword = ref(false);
 // 刷新防抖标志：扫描进行中为 true，禁止重复点击；扫描结束（成功/失败）后重置为 false。
 const isRefreshing = ref(false);
+const isStartingUpdate = ref(false);
+const routeOtaInfo = ref({
+  versionNumber: "",
+  resourceUrl: "",
+});
 
 const progress = ref(0);
 let progressTimer = null;
 let timeoutTimer = null;
+let statusTimer = null;
+let wifiConnectTimer = null;
+let wifiConnectRequestId = 0;
+let wifiConnectPollCount = 0;
+const WIFI_CONNECT_POLL_INTERVAL = 2000;
+const WIFI_CONNECT_MAX_POLL_COUNT = 15;
+const WIFI_CONNECT_FAILED_TEXT = "连接失败，请检查WiFi密码或WiFi状态";
 // 控制授权拒绝弹窗显示/隐藏
 const wifiAuthDeniedVisible = ref(false);
 
@@ -182,7 +203,9 @@ const startScanning = () => {
   });
 };
 
+// 选择列表中的 WiFi，并打开密码输入弹窗。
 const selectWifi = (wifi) => {
+  cancelWifiConnectPolling();
   connectingWifi.value = wifi;
   connectInput.value = { ssid: wifi.SSID, password: "" };
   connectMode.value = wifi.secure ? "secure" : "open";
@@ -190,7 +213,9 @@ const selectWifi = (wifi) => {
   currentState.value = STATES.CONNECTING;
 };
 
+// 选择手动输入 WiFi，并打开手动输入弹窗。
 const selectOther = () => {
+  cancelWifiConnectPolling();
   connectingWifi.value = null;
   connectInput.value = { ssid: "", password: "" };
   connectMode.value = "manual";
@@ -198,7 +223,9 @@ const selectOther = () => {
   currentState.value = STATES.CONNECTING;
 };
 
+// 关闭连接弹窗，并停止当前 WiFi 连接轮询。
 const closeConnectSheet = () => {
+  cancelWifiConnectPolling();
   connectError.value = "";
   currentState.value = connectedWifi.value ? STATES.CONNECTED : STATES.LIST;
 };
@@ -212,7 +239,9 @@ const ssidWarning = computed(() => {
   return "";
 });
 
+// 判断当前是否禁止点击加入按钮，提交中也禁止重复点击。
 const joinDisabled = computed(() => {
+  if (isSubmittingWifi.value) return true;
   if (connectMode.value === "secure") return !connectInput.value.password;
   if (connectMode.value === "manual") return !connectInput.value.ssid;
   return false;
@@ -226,17 +255,107 @@ const wifiListScrollHeight = computed(() => {
   return `${Math.min(itemCount * 92, maxHeight)}rpx`;
 });
 
-// 提交 WiFi 配置给游戏设备；后端接口未接入前只提示占位信息并停留在弹窗。
-const submitDeviceWifiConfig = ({ ssid, password }) => {
-  console.log("[OTA WiFi] submit device wifi config pending:", {
-    ssid,
-    hasPassword: !!password,
+// 清理 WiFi 连接轮询定时器。
+const clearWifiConnectTimer = () => {
+  clearTimeout(wifiConnectTimer);
+  wifiConnectTimer = null;
+  wifiConnectPollCount = 0;
+};
+
+// 取消当前 WiFi 连接轮询，并恢复弹窗提交状态。
+const cancelWifiConnectPolling = () => {
+  wifiConnectRequestId += 1;
+  clearWifiConnectTimer();
+  connectStatusText.value = "";
+  isSubmittingWifi.value = false;
+  uni.hideLoading();
+};
+
+// 判断设备是否已经在线且连接到 WiFi。
+const isDeviceConnectedByWifi = (deviceStatus) => {
+  return deviceStatus?.online === true && String(deviceStatus?.netType || "").toLowerCase() === "wifi";
+};
+
+// 轮询设备电量接口，确认设备已经切换到 WiFi 在线状态。
+const waitForDeviceWifiConnected = (requestId) => {
+  return new Promise((resolve) => {
+    const poll = async () => {
+      if (requestId !== wifiConnectRequestId) {
+        resolve(false);
+        return;
+      }
+
+      wifiConnectPollCount += 1;
+      try {
+        const deviceStatus = await getDeviceBatteryAPI();
+        if (requestId !== wifiConnectRequestId) {
+          resolve(false);
+          return;
+        }
+        if (isDeviceConnectedByWifi(deviceStatus)) {
+          resolve(true);
+          return;
+        }
+      } catch (err) {
+        if (requestId !== wifiConnectRequestId) {
+          resolve(false);
+          return;
+        }
+      }
+
+      if (wifiConnectPollCount >= WIFI_CONNECT_MAX_POLL_COUNT) {
+        resolve(false);
+        return;
+      }
+
+      wifiConnectTimer = setTimeout(poll, WIFI_CONNECT_POLL_INTERVAL);
+    };
+
+    poll();
   });
-  connectError.value = "设备连接接口待接入";
-  uni.showToast({
-    title: "设备连接接口待接入",
-    icon: "none",
+};
+
+// 提交 WiFi 配置给游戏设备，并轮询确认设备真实连上 WiFi 后再展示成功。
+const submitDeviceWifiConfig = async ({ ssid, password }) => {
+  if (isSubmittingWifi.value) return;
+  wifiConnectRequestId += 1;
+  const requestId = wifiConnectRequestId;
+  clearWifiConnectTimer();
+  isSubmittingWifi.value = true;
+  connectStatusText.value = "WiFi连接中...";
+  uni.showLoading({
+    title: "WiFi连接中",
+    mask: true,
   });
+  try {
+    await connectDeviceWifiAPI(ssid, password);
+    const isConnected = await waitForDeviceWifiConnected(requestId);
+    if (requestId !== wifiConnectRequestId) return;
+    if (!isConnected) {
+      connectError.value = WIFI_CONNECT_FAILED_TEXT;
+      return;
+    }
+    connectedWifi.value = {
+      ...(connectingWifi.value || {}),
+      SSID: ssid,
+      password,
+      secure: connectMode.value === "secure" || !!password,
+    };
+    connectError.value = "";
+    currentState.value = STATES.CONNECTED;
+  } catch (err) {
+    if (requestId === wifiConnectRequestId) {
+      connectError.value =
+        err?.code === -1 && err?.message ? err.message : WIFI_CONNECT_FAILED_TEXT;
+    }
+  } finally {
+    if (requestId === wifiConnectRequestId) {
+      clearWifiConnectTimer();
+      connectStatusText.value = "";
+      isSubmittingWifi.value = false;
+      uni.hideLoading();
+    }
+  }
 };
 
 // 校验用户输入并提交 WiFi 配置，不再把手机连接结果当作设备连接成功。
@@ -249,9 +368,18 @@ const joinNetwork = () => {
   submitDeviceWifiConfig({ ssid, password });
 };
 
-const startUpdate = () => {
-  currentState.value = STATES.UPDATING;
-  progress.value = 0;
+// 清理 OTA 更新相关定时器，避免页面退出或状态结束后继续执行。
+const clearUpdateTimers = () => {
+  clearInterval(progressTimer);
+  clearTimeout(timeoutTimer);
+  clearTimeout(statusTimer);
+  progressTimer = null;
+  timeoutTimer = null;
+  statusTimer = null;
+};
+
+// 启动本地进度条动画，真实完成状态以后端任务轮询结果为准。
+const startProgressAnimation = () => {
   clearInterval(progressTimer);
   progressTimer = setInterval(() => {
     if (progress.value >= 90) {
@@ -261,28 +389,144 @@ const startUpdate = () => {
     const increment = Math.max(0.5, 2 - progress.value / 60);
     progress.value = Math.min(90, progress.value + increment);
   }, 500);
-  clearTimeout(timeoutTimer);
-  timeoutTimer = setTimeout(() => {
-    if (currentState.value === STATES.UPDATING) {
-      clearInterval(progressTimer);
-      currentState.value = STATES.FAILED;
-    }
-  }, 5 * 60 * 1000);
 };
 
-const handleWsDone = () => {
-  clearInterval(progressTimer);
-  clearTimeout(timeoutTimer);
+// 将 OTA 更新流程标记为失败并切换到失败页面。
+const failUpdate = () => {
+  clearUpdateTimers();
+  isStartingUpdate.value = false;
+  currentState.value = STATES.FAILED;
+};
+
+// 将 OTA 更新流程标记为成功，进度补到 100% 后进入完成页面。
+const completeUpdate = () => {
+  clearUpdateTimers();
+  isStartingUpdate.value = false;
   progress.value = 100;
   setTimeout(() => {
     currentState.value = STATES.DONE;
   }, 300);
 };
 
+// 轮询 OTA 更新任务状态，状态为处理中则继续轮询，成功或失败则结束流程。
+const pollUpdateTaskStatus = (taskId) => {
+  clearTimeout(statusTimer);
+  statusTimer = setTimeout(async () => {
+    try {
+      const taskStatus = await getHardwareBoxTaskStatusAPI(taskId);
+      const status = Number(taskStatus?.status);
+      if (status === 2) {
+        completeUpdate();
+        return;
+      }
+      if (status === 3) {
+        failUpdate();
+        return;
+      }
+      if (status === 0 || status === 1) {
+        pollUpdateTaskStatus(taskId);
+        return;
+      }
+      failUpdate();
+    } catch (err) {
+      failUpdate();
+    }
+  }, 3000);
+};
+
+// 判断设备是否满足 OTA 更新条件，不满足时返回精确提示文案。
+const getUpdateDisabledReason = (deviceStatus) => {
+  if (deviceStatus?.online !== true) return "设备已离线，请先开启设备并保持在线";
+  if (Number(deviceStatus?.battery) <= 20) return "设备电量不足，请充电至 20% 以上后再更新";
+  if (String(deviceStatus?.netType || "").toLowerCase() !== "wifi") return "设备当前未连接 WiFi，请先连接 WiFi 后再更新";
+  return "";
+};
+
+// 获取 OTA 更新版本信息，优先使用首页跳转传入的数据，没有传参时再请求后端版本接口。
+const getOtaVersionInfo = async () => {
+  if (routeOtaInfo.value.versionNumber && routeOtaInfo.value.resourceUrl) {
+    return {
+      needUpdate: true,
+      versionNumber: routeOtaInfo.value.versionNumber,
+      resourceUrl: routeOtaInfo.value.resourceUrl,
+    };
+  }
+  return getHardwareBoxVersionAPI();
+};
+
+// 点击开始更新时先判断设备状态和版本信息，满足条件才发送 OTA 指令并开始轮询任务状态。
+const startUpdate = async () => {
+  if (isStartingUpdate.value) return;
+  if (!connectedWifi.value) return;
+  isStartingUpdate.value = true;
+
+  try {
+    const deviceStatus = await getDeviceBatteryAPI();
+    const disabledReason = getUpdateDisabledReason(deviceStatus);
+    if (disabledReason) {
+      isStartingUpdate.value = false;
+      uni.showToast({
+        title: disabledReason,
+        icon: "none",
+      });
+      return;
+    }
+
+    let versionInfo;
+    try {
+      versionInfo = await getOtaVersionInfo();
+    } catch (err) {
+      isStartingUpdate.value = false;
+      uni.showToast({
+        title: "获取更新版本失败，请重试",
+        icon: "none",
+      });
+      return;
+    }
+
+    if (!versionInfo?.needUpdate) {
+      isStartingUpdate.value = false;
+      uni.showToast({
+        title: "当前已是最新版本",
+        icon: "none",
+      });
+      return;
+    }
+
+    currentState.value = STATES.UPDATING;
+    progress.value = 0;
+    startProgressAnimation();
+    timeoutTimer = setTimeout(() => {
+      if (currentState.value === STATES.UPDATING) {
+        failUpdate();
+      }
+    }, 5 * 60 * 1000);
+
+    const updateResult = await sendHardwareBoxUpdateAPI({
+      versionNumber: versionInfo.versionNumber,
+      wifiSsid: connectedWifi.value.SSID,
+      wifiPassword: connectedWifi.value.password || "",
+      resourceUrl: versionInfo.resourceUrl,
+    });
+    if (!updateResult?.taskId) {
+      failUpdate();
+      return;
+    }
+
+    pollUpdateTaskStatus(updateResult.taskId);
+  } catch (err) {
+    failUpdate();
+  }
+};
+
+// WebSocket 成功回调保留兜底能力，触发后直接按更新完成处理。
+const handleWsDone = () => {
+  completeUpdate();
+};
+
+// WebSocket 失败回调保留兜底能力，触发后直接按更新失败处理。
 const handleWsFail = () => {
-  clearInterval(progressTimer);
-  clearTimeout(timeoutTimer);
-  currentState.value = STATES.FAILED;
+  failUpdate();
 };
 
 const handleDone = () => {
@@ -322,6 +566,14 @@ const togglePasswordVisibility = () => {
   });
 };
 
+// 页面加载时接收首页传入的 OTA 版本号和固件地址。
+onLoad((options = {}) => {
+  routeOtaInfo.value = {
+    versionNumber: decodeURIComponent(options.versionNumber || ""),
+    resourceUrl: decodeURIComponent(options.resourceUrl || ""),
+  };
+});
+
 // 页面挂载后启动 WiFi 扫描流程。
 onMounted(() => {
   if (typeof uni.onKeyboardHeightChange === "function") {
@@ -341,8 +593,8 @@ onUnmounted(() => {
   if (typeof uni.offKeyboardHeightChange === "function") {
     uni.offKeyboardHeightChange(handleKeyboardHeightChange);
   }
-  clearInterval(progressTimer);
-  clearTimeout(timeoutTimer);
+  cancelWifiConnectPolling();
+  clearUpdateTimers();
   wx.offGetWifiList && wx.offGetWifiList();
 });
 </script>
@@ -524,6 +776,7 @@ onUnmounted(() => {
                 />
               </view>
             </view>
+            <text v-if="connectStatusText" class="connect-status">{{ connectStatusText }}</text>
             <text v-if="connectError" class="connect-error">{{ connectError }}</text>
           </block>
 
@@ -538,7 +791,8 @@ onUnmounted(() => {
                 <image src="../static/sicon/check.png" mode="aspectFit" style="width: 28rpx; height: 24rpx;" />
               </view>
             </view>
-            <text class="sheet-hint">该网络为开放网络，点击 ✓ 加入</text>
+            <text v-if="connectStatusText" class="connect-status">{{ connectStatusText }}</text>
+            <text v-else class="sheet-hint">该网络为开放网络，点击 ✓ 加入</text>
             <text v-if="connectError" class="connect-error">{{ connectError }}</text>
           </block>
 
@@ -588,6 +842,7 @@ onUnmounted(() => {
               </view>
             </view>
             <text v-if="ssidWarning" class="connect-error">{{ ssidWarning }}</text>
+            <text v-else-if="connectStatusText" class="connect-status">{{ connectStatusText }}</text>
             <text v-else-if="connectError" class="connect-error">{{ connectError }}</text>
           </block>
 
@@ -927,6 +1182,14 @@ onUnmounted(() => {
   text-align: center;
   margin-bottom: 24rpx;
 }
+.connect-status {
+  color: rgba(255, 255, 255, 0.72);
+  font-size: 26rpx;
+  line-height: 40rpx;
+  margin-top: 16rpx;
+  display: block;
+  text-align: center;
+}
 .connect-error {
   color: rgba(254, 216, 71, 1);
   font-size: 26rpx;