diff --git a/components/configureDevice_4/configureDevice_4.js b/components/configureDevice_4/configureDevice_4.js
index b035d54..cb09624 100644
--- a/components/configureDevice_4/configureDevice_4.js
+++ b/components/configureDevice_4/configureDevice_4.js
@@ -7,32 +7,29 @@ Component({
         otaMessage: ''
     },
 
-    methods: {
-        bindOk() {
-            this.triggerEvent('deviceEvent', {
-                status: true
-            });
-        },
+    lifetimes: {
+        attached() {
+            // 组件挂载后自动触发 OTA 升级
+            this.startOtaUpgrade();
+        }
+    },
 
-        // OTA 升级方法
-        updateOta() {
-            wx.showModal({
-                title: '提示',
-                content: '确定要进行 OTA 升级吗？升级过程中请保持设备与手机的连接，升级可能需要几分钟时间。',
-                success: (res) => {
-                    if (res.confirm) {
-                        this.startOtaUpgrade();
-                    }
-                }
-            });
+    methods: {
+        // 完成按钮回调（成功或失败后展示）
+        bindOk() {
+            this.triggerEvent('deviceEvent', { status: true });
         },
 
         // 开始 OTA 升级
         startOtaUpgrade() {
-            wx.showLoading({
-                title: '正在升级...',
-                mask: true
-            });
+            const activeProtocol = app.globalData.ppScale.activeProtocol;
+
+            if (!activeProtocol) {
+                wx.showToast({ title: '设备未连接，请重新连接', icon: 'none' });
+                return;
+            }
+
+            wx.showLoading({ title: '正在升级...', mask: true });
 
             this.setData({
                 otaProgress: 0,
@@ -40,50 +37,21 @@ Component({
                 otaMessage: '升级初始化中...'
             });
 
-            const activeProtocol = app.globalData.ppScale.activeProtocol;
+            // 回调参数为 { progress, isFailed }
+            activeProtocol.codeOtaUpdate((res) => {
+                console.log('OTA 升级回调:', res);
 
-            if (!activeProtocol) {
-                wx.hideLoading();
-                wx.showToast({
-                    title: '设备未连接，请重新连接',
-                    icon: 'none'
-                });
-                return;
-            }
+                if (res && res.progress !== undefined) {
+                    this.setData({
+                        otaProgress: res.progress,
+                        otaMessage: `升级进度: ${res.progress}%`
+                    });
+                }
 
-            // 调用蓝牙插件的 OTA 升级接口
-            activeProtocol.codeOtaUpdate((status) => {
-                console.log('OTA 升级状态:', status);
-
-                // status 可能是进度百分比或状态码
-                if (typeof status === 'object') {
-                    // 处理进度对象 { progress: 0-100, status: 0/1 }
-                    if (status.progress !== undefined) {
-                        this.setData({
-                            otaProgress: status.progress,
-                            otaMessage: `升级进度: ${status.progress}%`
-                        });
-                    }
-
-                    // 升级完成或失败
-                    if (status.status === 0) {
-                        this.handleOtaSuccess();
-                    } else if (status.status === 1) {
-                        this.handleOtaFailed();
-                    }
-                } else if (typeof status === 'number') {
-                    // 处理数字状态码
-                    if (status === 0) {
-                        this.handleOtaSuccess();
-                    } else if (status === 1) {
-                        this.handleOtaFailed();
-                    } else {
-                        // 当作进度百分比处理
-                        this.setData({
-                            otaProgress: Math.min(status, 100),
-                            otaMessage: `升级进度: ${Math.min(status, 100)}%`
-                        });
-                    }
+                if (res && res.isFailed === false) {
+                    this.handleOtaSuccess();
+                } else if (res && res.isFailed === true) {
+                    this.handleOtaFailed();
                 }
             });
         },
@@ -94,22 +62,11 @@ Component({
             this.setData({
                 otaProgress: 100,
                 otaStatus: 'success',
-                otaMessage: '升级成功'
+                otaMessage: '升级成功，设备即将重启'
             });
-
-            wx.showToast({
-                title: 'OTA 升级成功',
-                icon: 'success',
-                duration: 2000
-            });
-
-            // 2秒后重置状态
+            wx.showToast({ title: 'OTA 升级成功', icon: 'success', duration: 2000 });
             setTimeout(() => {
-                this.setData({
-                    otaProgress: 0,
-                    otaStatus: '',
-                    otaMessage: ''
-                });
+                this.triggerEvent('deviceEvent', { status: true });
             }, 2000);
         },
 
@@ -119,23 +76,12 @@ Component({
             this.setData({
                 otaProgress: 0,
                 otaStatus: 'failed',
-                otaMessage: '升级失败，请重试'
+                otaMessage: '升级失败，设备即将重启'
             });
-
-            wx.showToast({
-                title: '升级失败，请重试',
-                icon: 'none',
-                duration: 2000
-            });
-
-            // 2秒后重置状态
+            wx.showToast({ title: '升级失败，设备即将重启', icon: 'none', duration: 2000 });
             setTimeout(() => {
-                this.setData({
-                    otaProgress: 0,
-                    otaStatus: '',
-                    otaMessage: ''
-                });
+                this.triggerEvent('deviceEvent', { status: true });
             }, 2000);
         }
     }
-});
\ No newline at end of file
+});
diff --git a/components/configureDevice_4/configureDevice_4.wxml b/components/configureDevice_4/configureDevice_4.wxml
index 74150b5..bda9c5e 100644
--- a/components/configureDevice_4/configureDevice_4.wxml
+++ b/components/configureDevice_4/configureDevice_4.wxml
@@ -17,6 +17,6 @@
         <view class="progress-text">{{otaProgress}}%</view>
     </view>
 
-    <view class="btn" bind:tap="bindOk">完成</view>
-    <view class="ota" bind:tap="updateOta">OTA升级</view>
-</view>
\ No newline at end of file
+    <!-- 成功或失败后才展示完成按钮 -->
+    <view wx:if="{{otaStatus === 'success' || otaStatus === 'failed'}}" class="btn" bind:tap="bindOk">完成</view>
+</view>