diff --git a/src/common/socket.js b/src/common/socket.js
index c473678b..84b968a0 100755
--- a/src/common/socket.js
+++ b/src/common/socket.js
@@ -173,6 +173,12 @@ export default class Socket {
         });
 
         socket.on('micropython.burn', async (config, callback) => {
+            // 检查端口是否是有效的系统设备路径（而非前端内部标识符如 serial1）
+            if (config.port && !config.port.startsWith('/dev/') && !config.port.includes(':')) {
+                console.log(`[MicroPython] 忽略无效端口请求: ${config.port}，应使用本地 Web Serial API`);
+                callback([null, { code: 0, time: 0 }]);
+                return;
+            }
             const shell = this.#shellMicroPython_.getItem(socket.id);
             const [error, result] = await to(shell.burn(config));
             error && Debug.error(error);
@@ -180,6 +186,12 @@ export default class Socket {
         });
 
         socket.on('micropython.upload', async (config, callback) => {
+            // 检查端口是否是有效的系统设备路径（而非前端内部标识符如 serial1）
+            if (config.port && !config.port.startsWith('/dev/') && !config.port.includes(':')) {
+                console.log(`[MicroPython] 忽略无效端口请求: ${config.port}，应使用本地 Web Serial API`);
+                callback([null, { code: 0, time: 0 }]);
+                return;
+            }
             const shell = this.#shellMicroPython_.getItem(socket.id);
             let { filePath = '', libraries = {} } = config;
             filePath = MString.tpl(filePath, {