diff --git a/index.html b/index.html
index 3d2f26f..1741dfd 100644
--- a/index.html
+++ b/index.html
@@ -12,6 +12,8 @@
 	<link rel="dns-prefetch" href="https://unpkg.com">
 	<link rel="dns-prefetch" href="https://cdn.jsdelivr.net">
 	<link rel="dns-prefetch" href="https://lf-unpkg.volccdn.com">
+	<link rel="stylesheet" href="/css/widgets.css" media="print" onload="this.media='all'">
+
 
 	<!-- CSS 异步加载，不阻塞页面渲染 -->
 	<link rel="stylesheet" href="/css/veplayer.css" media="print" onload="this.media='all'">
@@ -74,6 +76,30 @@
 	</div>
 
 	<script type="module" src="/src/main.tsx"></script>
+	<script>
+		// 等页面加载完成后，再异步加载地图/视频库，不阻塞首屏
+		window.addEventListener('DOMContentLoaded', () => {
+			const loadScript = (src) => {
+				return new Promise((resolve) => {
+					const s = document.createElement('script');
+					s.src = src;
+					s.async = true;
+					s.onload = resolve;
+					document.body.appendChild(s);
+				});
+			};
+
+			// 按顺序加载
+			Promise.resolve()
+				//.then(() => loadScript('/js/jswebrtc.min.js'))
+				//.then(() => loadScript('/js/jswebrtcnew.js'))
+				//.then(() => loadScript('https://cdn.jsdelivr.net/npm/cesium@latest/Build/Cesium/Cesium.js'))
+				.then(() => {
+					console.log('✅ 所有地图/视频SDK加载完成');
+					window.CESIUM_BASE_URL = "https://cdnjs.cloudflare.com/ajax/libs/cesium/1.114.0/";
+				});
+		});
+	</script>
 </body>
 
 </html>
diff --git a/src/components/devices/RobotTaskPage.tsx b/src/components/devices/RobotTaskPage.tsx
index 5e02cf1..0701a74 100644
--- a/src/components/devices/RobotTaskPage.tsx
+++ b/src/components/devices/RobotTaskPage.tsx
@@ -265,7 +265,7 @@ export default function RobotTaskPage() {
 		setExecutingRobot(targetDevice);
 		setClearNavLine(v => v + 1); // 清空地图轨迹
 		if (isFirstConnect.current) { isFirstConnect.current = false; controllerRef.current?.connectDevice(targetDevice); } else { controllerRef.current?.switchDevice(targetDevice); }
-		setShowVideo(true);
+		//setShowVideo(true);
 	};
 
 
@@ -336,7 +336,7 @@ export default function RobotTaskPage() {
 		console.log('🔄 检测到正在执行任务的新设备，开始连接', targetDevice);
 
 		if (isFirstConnect.current) { isFirstConnect.current = false; controllerRef.current?.connectDevice(targetDevice); } else { controllerRef.current?.switchDevice(targetDevice); }
-		setShowVideo(true);
+		//setShowVideo(true);
 
 	}, [devices, taskPoolList, executingRobot, runningPoolTask]);
 	useEffect(() => {
@@ -540,7 +540,7 @@ export default function RobotTaskPage() {
 				setExecutingRobot(targetDevice);
 				setClearNavLine(v => v + 1); // 清空地图轨迹
 				if (isFirstConnect.current) { isFirstConnect.current = false; controllerRef.current?.connectDevice(targetDevice); } else { controllerRef.current?.switchDevice(targetDevice); }
-				setShowVideo(true);
+				//setShowVideo(true);
 			}
 		}
 
@@ -1879,7 +1879,7 @@ export default function RobotTaskPage() {
 				</div>
 			</Modal>
 
-			{showVideo && executingRobot && execute && taskPoolList.length > 0 && (
+			{/*{showVideo && executingRobot && execute && taskPoolList.length > 0 && (
 				<DraggableBox
 					defaultPosition={{ x: 50, y: 50 }}
 					title={t('devices.robotPanoramaVideo', { robot: executingRobot.deviceAlias || executingRobot.serialNumber })}
@@ -1894,7 +1894,7 @@ export default function RobotTaskPage() {
 						/>
 					</div>
 				</DraggableBox>
-			)}
+			)}*/}
 		</div >
 	);
 }
diff --git a/src/components/devices/deviceController.js b/src/components/devices/deviceController.js
index 00640f9..99bfe29 100644
--- a/src/components/devices/deviceController.js
+++ b/src/components/devices/deviceController.js
@@ -279,12 +279,15 @@ export default class DeviceController {
 		this.isControlled = false;
 		this.onControlStatusChange?.(false);
 
+		// 切换任务/设备：先清掉上一个设备的实时坐标，避免轨迹残留到新设备
+		this.onLocationInfoUpdate?.(null);
+
 		wsManager.close();
 
 		try {
 			console.log('Connecting to', this.wsUrl);
-			wsManager.connect(sn, this.wsUrl);
 			this.connectedDeviceSn = sn;
+			wsManager.connect(sn, this.wsUrl);
 
 			await this.getControl(sn);
 		} catch (err) {
@@ -313,6 +316,9 @@ export default class DeviceController {
 		this.isControlled = false;
 		this.onControlStatusChange?.(false);
 
+		// 切换设备：清掉上一个设备的实时坐标，避免轨迹残留
+		this.onLocationInfoUpdate?.(null);
+
 		wsManager.send({
 			type: 'AUTH',
 			token: this.userInfo.token,
@@ -392,6 +398,10 @@ export default class DeviceController {
 				msg.data.forEach((item) => {
 					data[item.name] = item.value;
 				});
+				// 切换任务/切换设备时，忽略上一个设备遗留的实时数据
+				if (data?.deviceId && data.deviceId !== this.connectedDeviceSn) {
+					break;
+				}
 				this.wsDeviceInfo = data;
 				this.onDeviceInfoUpdate?.(data);
 				break;
@@ -401,6 +411,10 @@ export default class DeviceController {
 				msg.data.forEach((item) => {
 					data[item.name] = item.value;
 				});
+				// 切换任务/切换设备时，忽略上一个设备遗留的实时经纬度，只显示当前连接设备的实时轨迹
+				if (data?.deviceId && data.deviceId !== this.connectedDeviceSn) {
+					break;
+				}
 				this.locationInfo = data;
 				this.onLocationInfoUpdate?.(data);
 				break;
diff --git a/vite.config.ts b/vite.config.ts
index 719d335..3052d1d 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -52,59 +52,59 @@ export default defineConfig(({ mode }) => {
 				output: {
 					// ---- 手动分包策略 ----
 					// 将第三方库按类型拆分，利于浏览器并行加载与长期缓存
-					manualChunks(id) {
-						if (!id.includes('node_modules')) return;
+					//manualChunks(id) {
+					//	if (!id.includes('node_modules')) return;
 
-						// 1. React 生态
-						if (
-							id.includes('node_modules/react') ||
-							id.includes('node_modules/react-dom') ||
-							id.includes('node_modules/react-router') ||
-							id.includes('node_modules/react-redux') ||
-							id.includes('node_modules/@reduxjs') ||
-							id.includes('node_modules/scheduler')
-						) {
-							return 'react-vendor';
-						}
+					//	// 1. React 生态
+					//	if (
+					//		id.includes('node_modules/react') ||
+					//		id.includes('node_modules/react-dom') ||
+					//		id.includes('node_modules/react-router') ||
+					//		id.includes('node_modules/react-redux') ||
+					//		id.includes('node_modules/@reduxjs') ||
+					//		id.includes('node_modules/scheduler')
+					//	) {
+					//		return 'react-vendor';
+					//	}
 
-						// 2. Ant Design 组件库
-						if (
-							id.includes('node_modules/antd') ||
-							id.includes('node_modules/@ant-design') ||
-							id.includes('node_modules/@rc-component') ||
-							id.includes('node_modules/rc-')
-						) {
-							return 'antd-vendor';
-						}
+					//	// 2. Ant Design 组件库
+					//	if (
+					//		id.includes('node_modules/antd') ||
+					//		id.includes('node_modules/@ant-design') ||
+					//		id.includes('node_modules/@rc-component') ||
+					//		id.includes('node_modules/rc-')
+					//	) {
+					//		return 'antd-vendor';
+					//	}
 
-						// 3. 图表库（echarts / recharts 体积较大）
-						if (
-							id.includes('node_modules/echarts') ||
-							id.includes('node_modules/recharts') ||
-							id.includes('node_modules/zrender')
-						) {
-							return 'charts-vendor';
-						}
+					//	// 3. 图表库（echarts / recharts 体积较大）
+					//	if (
+					//		id.includes('node_modules/echarts') ||
+					//		id.includes('node_modules/recharts') ||
+					//		id.includes('node_modules/zrender')
+					//	) {
+					//		return 'charts-vendor';
+					//	}
 
-						// 4. 实时音视频 SDK
-						if (
-							id.includes('node_modules/agora-rtc-sdk-ng') ||
-							id.includes('node_modules/@volcengine/rtc')
-						) {
-							return 'rtc-vendor';
-						}
+					//	// 4. 实时音视频 SDK
+					//	if (
+					//		id.includes('node_modules/agora-rtc-sdk-ng') ||
+					//		id.includes('node_modules/@volcengine/rtc')
+					//	) {
+					//		return 'rtc-vendor';
+					//	}
 
-						// 5. 仅在特定页面使用的重库，单独拆分按需加载（不进首屏 vendor）
-						if (id.includes('node_modules/mqtt')) return 'mqtt-vendor';
-						if (id.includes('node_modules/socket.io-client')) return 'socket-vendor';
-						if (id.includes('node_modules/docx')) return 'docx-vendor';
-						if (id.includes('node_modules/qrcode')) return 'qrcode-vendor';
-						if (id.includes('node_modules/country-state-city')) return 'csc-vendor';
-						if (id.includes('node_modules/flv.js')) return 'flv-vendor';
+					//	// 5. 仅在特定页面使用的重库，单独拆分按需加载（不进首屏 vendor）
+					//	if (id.includes('node_modules/mqtt')) return 'mqtt-vendor';
+					//	if (id.includes('node_modules/socket.io-client')) return 'socket-vendor';
+					//	if (id.includes('node_modules/docx')) return 'docx-vendor';
+					//	if (id.includes('node_modules/qrcode')) return 'qrcode-vendor';
+					//	if (id.includes('node_modules/country-state-city')) return 'csc-vendor';
+					//	if (id.includes('node_modules/flv.js')) return 'flv-vendor';
 
-						// 6. 其他 node_modules（首屏通用依赖：axios、i18next、lodash 等）
-						return 'vendor';
-					},
+					//	// 6. 其他 node_modules（首屏通用依赖：axios、i18next、lodash 等）
+					//	return 'vendor';
+					//},
 				},
 			},
 		},