diff --git a/boards/default/micropython_educore/config.json b/boards/default/micropython_educore/config.json
index dc56b62e..ce578aa9 100644
--- a/boards/default/micropython_educore/config.json
+++ b/boards/default/micropython_educore/config.json
@@ -54,7 +54,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32c2:mixgo_mini": {
diff --git a/boards/default/micropython_esp32/config.json b/boards/default/micropython_esp32/config.json
index 5000ff60..3a6e2f5c 100644
--- a/boards/default/micropython_esp32/config.json
+++ b/boards/default/micropython_esp32/config.json
@@ -63,7 +63,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32:mixgo": {
diff --git a/boards/default/micropython_esp32c3/config.json b/boards/default/micropython_esp32c3/config.json
index 89a43cee..62dbefbf 100644
--- a/boards/default/micropython_esp32c3/config.json
+++ b/boards/default/micropython_esp32c3/config.json
@@ -63,7 +63,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32c3:mixgo_cc": {
diff --git a/boards/default/micropython_esp32s2/config.json b/boards/default/micropython_esp32s2/config.json
index ed8068c2..5629bacc 100644
--- a/boards/default/micropython_esp32s2/config.json
+++ b/boards/default/micropython_esp32s2/config.json
@@ -75,7 +75,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32s2:mixgo_ce": {
diff --git a/boards/default/micropython_esp32s3/config.json b/boards/default/micropython_esp32s3/config.json
index bb974afc..1ba01377 100644
--- a/boards/default/micropython_esp32s3/config.json
+++ b/boards/default/micropython_esp32s3/config.json
@@ -58,7 +58,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32s3:mixgo_sant": {
diff --git a/boards/default/micropython_k210_mixgoai/config.json b/boards/default/micropython_k210_mixgoai/config.json
index 9dc1cb50..814d0f9e 100644
--- a/boards/default/micropython_k210_mixgoai/config.json
+++ b/boards/default/micropython_k210_mixgoai/config.json
@@ -45,7 +45,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": false,
+            "usb": false
+        },
         "upload": {
             "reset": []
         }
diff --git a/boards/default/micropython_nrf51822_microbit/config.json b/boards/default/micropython_nrf51822_microbit/config.json
index 66070d04..0d97dc85 100644
--- a/boards/default/micropython_nrf51822_microbit/config.json
+++ b/boards/default/micropython_nrf51822_microbit/config.json
@@ -52,7 +52,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "usb",
+        "devices": {
+            "serial": false,
+            "hid": false,
+            "usb": true
+        },
         "burn": {
             "micropython:nrf51822:v1": {
                 "filePath": "./build/microbit-micropython-v1.hex"
diff --git a/boards/default/micropython_nrf51822_mithoncc/config.json b/boards/default/micropython_nrf51822_mithoncc/config.json
index 8ea112be..acd4bfe5 100644
--- a/boards/default/micropython_nrf51822_mithoncc/config.json
+++ b/boards/default/micropython_nrf51822_mithoncc/config.json
@@ -46,7 +46,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "usb",
+        "devices": {
+            "serial": false,
+            "hid": false,
+            "usb": true
+        },
         "burn": {
             "filePath": "./build/microbit-micropython-v1.hex"
         }
diff --git a/boards/default/micropython_robot/config.json b/boards/default/micropython_robot/config.json
index 6d0b8750..0f99263e 100644
--- a/boards/default/micropython_robot/config.json
+++ b/boards/default/micropython_robot/config.json
@@ -83,7 +83,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,            
             "micropython:esp32c3:feiyi": {
diff --git a/boards/default_src/micropython_educore/origin/config.json b/boards/default_src/micropython_educore/origin/config.json
index dc56b62e..ce578aa9 100644
--- a/boards/default_src/micropython_educore/origin/config.json
+++ b/boards/default_src/micropython_educore/origin/config.json
@@ -54,7 +54,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32c2:mixgo_mini": {
diff --git a/boards/default_src/micropython_esp32/origin/config.json b/boards/default_src/micropython_esp32/origin/config.json
index 5000ff60..3a6e2f5c 100644
--- a/boards/default_src/micropython_esp32/origin/config.json
+++ b/boards/default_src/micropython_esp32/origin/config.json
@@ -63,7 +63,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32:mixgo": {
diff --git a/boards/default_src/micropython_esp32c3/origin/config.json b/boards/default_src/micropython_esp32c3/origin/config.json
index 89a43cee..62dbefbf 100644
--- a/boards/default_src/micropython_esp32c3/origin/config.json
+++ b/boards/default_src/micropython_esp32c3/origin/config.json
@@ -63,7 +63,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32c3:mixgo_cc": {
diff --git a/boards/default_src/micropython_esp32s2/origin/config.json b/boards/default_src/micropython_esp32s2/origin/config.json
index ed8068c2..5629bacc 100644
--- a/boards/default_src/micropython_esp32s2/origin/config.json
+++ b/boards/default_src/micropython_esp32s2/origin/config.json
@@ -75,7 +75,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32s2:mixgo_ce": {
diff --git a/boards/default_src/micropython_esp32s3/origin/config.json b/boards/default_src/micropython_esp32s3/origin/config.json
index bb974afc..1ba01377 100644
--- a/boards/default_src/micropython_esp32s3/origin/config.json
+++ b/boards/default_src/micropython_esp32s3/origin/config.json
@@ -58,7 +58,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,
             "micropython:esp32s3:mixgo_sant": {
diff --git a/boards/default_src/micropython_k210_mixgoai/origin/config.json b/boards/default_src/micropython_k210_mixgoai/origin/config.json
index 9dc1cb50..814d0f9e 100644
--- a/boards/default_src/micropython_k210_mixgoai/origin/config.json
+++ b/boards/default_src/micropython_k210_mixgoai/origin/config.json
@@ -45,7 +45,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": false,
+            "usb": false
+        },
         "upload": {
             "reset": []
         }
diff --git a/boards/default_src/micropython_nrf51822_microbit/origin/config.json b/boards/default_src/micropython_nrf51822_microbit/origin/config.json
index 66070d04..0d97dc85 100644
--- a/boards/default_src/micropython_nrf51822_microbit/origin/config.json
+++ b/boards/default_src/micropython_nrf51822_microbit/origin/config.json
@@ -52,7 +52,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "usb",
+        "devices": {
+            "serial": false,
+            "hid": false,
+            "usb": true
+        },
         "burn": {
             "micropython:nrf51822:v1": {
                 "filePath": "./build/microbit-micropython-v1.hex"
diff --git a/boards/default_src/micropython_nrf51822_mithoncc/origin/config.json b/boards/default_src/micropython_nrf51822_mithoncc/origin/config.json
index 8ea112be..acd4bfe5 100644
--- a/boards/default_src/micropython_nrf51822_mithoncc/origin/config.json
+++ b/boards/default_src/micropython_nrf51822_mithoncc/origin/config.json
@@ -46,7 +46,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "usb",
+        "devices": {
+            "serial": false,
+            "hid": false,
+            "usb": true
+        },
         "burn": {
             "filePath": "./build/microbit-micropython-v1.hex"
         }
diff --git a/boards/default_src/micropython_robot/origin/config.json b/boards/default_src/micropython_robot/origin/config.json
index 6d0b8750..0f99263e 100644
--- a/boards/default_src/micropython_robot/origin/config.json
+++ b/boards/default_src/micropython_robot/origin/config.json
@@ -83,7 +83,11 @@
     },
     "pythonToBlockly": false,
     "web": {
-        "com": "serial",
+        "devices": {
+            "serial": true,
+            "hid": true,
+            "usb": false
+        },
         "burn": {
             "erase": true,            
             "micropython:esp32c3:feiyi": {
diff --git a/common/main.js b/common/main.js
index 744ec571..f1d9f334 100644
--- a/common/main.js
+++ b/common/main.js
@@ -23,67 +23,6 @@ LazyLoad.js([
     COMMON_DIR_PATH + '/blockly-core/base.js',
     COMMON_DIR_PATH + '/modules/web-modules/jquery/jquery-3.7.1.min.js'
 ], function() {
-
-    /**
-     * debounce
-     * @param {integer} milliseconds This param indicates the number of milliseconds
-     *     to wait after the last call before calling the original function.
-     * @param {object} What "this" refers to in the returned function.
-     * @return {function} This returns a function that when called will wait the
-     *     indicated number of milliseconds after the last call before
-     *     calling the original function.
-     */
-    Function.prototype.debounce = function (milliseconds, context) {
-        var baseFunction = this,
-            timer = null,
-            wait = milliseconds;
-
-        return function () {
-            var self = context || this,
-                args = arguments;
-
-            function complete() {
-                baseFunction.apply(self, args);
-                timer = null;
-            }
-
-            if (timer) {
-                clearTimeout(timer);
-            }
-
-            timer = setTimeout(complete, wait);
-        };
-    };
-
-    /**
-    * throttle
-    * @param {integer} milliseconds This param indicates the number of milliseconds
-    *     to wait between calls before calling the original function.
-    * @param {object} What "this" refers to in the returned function.
-    * @return {function} This returns a function that when called will wait the
-    *     indicated number of milliseconds between calls before
-    *     calling the original function.
-    */
-    Function.prototype.throttle = function (milliseconds, context) {
-        var baseFunction = this,
-            lastEventTimestamp = null,
-            limit = milliseconds,
-            debounceFunc = baseFunction.debounce(milliseconds, context);
-
-        return function () {
-            var self = context || this,
-                args = arguments,
-                now = Date.now();
-
-            if (!lastEventTimestamp || now - lastEventTimestamp >= limit) {
-                lastEventTimestamp = now;
-                baseFunction.apply(self, args);
-            }
-
-            debounceFunc.apply(self, args);
-        };
-    };
-    
     /**
       * 当前视图
       * @type {string} 主页面 home | 板卡页面 board
@@ -143,8 +82,31 @@ LazyLoad.js([
         if (userAgent.indexOf('Mac') !== -1) return 'darwin';
         if (userAgent.indexOf('X11') !== -1) return 'linux';
         if (userAgent.indexOf('Linux') !== -1) return 'linux';
-        return 'other';
-  }
+        return 'unknown';
+    }
+
+    goog.fullPlatform = () => {
+        const userAgent = navigator.userAgent;
+        const platform = navigator.platform.toLowerCase();
+        let os = 'unknown';
+        if (platform.includes('win')) {
+            if (userAgent.indexOf('Windows NT 10.0') != -1) os = 'win10';
+            else if (userAgent.indexOf('Windows NT 6.3') != -1) os = 'win8.1';
+            else if (userAgent.indexOf('Windows NT 6.2') != -1) os = 'win8';
+            else if (userAgent.indexOf('Windows NT 6.1') != -1) os = 'win7';
+            else if (userAgent.indexOf('Windows NT 6.0') != -1) os = 'winvista';
+            else if (userAgent.indexOf('Windows NT 5.1') != -1) os = 'winxp';
+        } else if (platform.includes('mac')) {
+            os = 'darwin';
+        } else if (platform.includes('linux')) {
+            os = 'linux';
+        } else if (platform.includes('iphone') || platform.includes('ipad')) {
+            os = 'ios';
+        } else if (platform.includes('android')) {
+            os = 'android';
+        }
+        return os;
+    }
 
     /**
      * @function 根据传入的相对路径获取文件数据
diff --git a/common/modules/mixly-modules/web/serial.js b/common/modules/mixly-modules/web/serial.js
index 2302a5c1..29e72ce0 100644
--- a/common/modules/mixly-modules/web/serial.js
+++ b/common/modules/mixly-modules/web/serial.js
@@ -19,10 +19,24 @@ const { BOARD } = Config;
 
 let Device = SerialPort;
 
-if (BOARD?.web?.com === 'usb') {
+if (goog.platform() === 'win32' && goog.fullPlatform() !== 'win10') {
+    if (BOARD?.web?.devices?.hid) {
+        Device = HID;
+    } else if (BOARD?.web?.devices?.serial) {
+        Device = SerialPort;
+    } else if (BOARD?.web?.devices?.usb) {
+        Device = USB;
+    }
+} else if (goog.platform() === 'android') {
     Device = USB;
-} else if (BOARD?.web?.com === 'hid') {
-    Device = HID;
+} else {
+    if (BOARD?.web?.devices?.serial) {
+        Device = SerialPort;
+    } else if (BOARD?.web?.devices?.usb) {
+        Device = USB;
+    } else if (BOARD?.web?.devices?.hid) {
+        Device = HID;
+    }
 }