diff --git a/lib/data/services/ble_manager.dart b/lib/data/services/ble_manager.dart
index 29fe982f0..c333607fd 100644
--- a/lib/data/services/ble_manager.dart
+++ b/lib/data/services/ble_manager.dart
@@ -989,6 +989,7 @@ class BleManager extends GetxService {
         'stsDeviceId': stsDeviceId,
         'stsDeviceSecret': stsDeviceSecret,
         'stsCmei': stsCmei,
+        'stsMac': mac,
         // 语音代理配置参数
         'azureSpeechKey': azureSpeechKey,
         'azureSpeechRegion': azureSpeechRegion,
diff --git a/lib/modules/devices/views/devices_view.dart b/lib/modules/devices/views/devices_view.dart
index 30b5570ee..4e710fd13 100644
--- a/lib/modules/devices/views/devices_view.dart
+++ b/lib/modules/devices/views/devices_view.dart
@@ -496,37 +496,66 @@ class DevicesView extends GetView<DevicesController> {
                 ),
               ],
             ),
-            // 下部：授权码 / CMEI
-            if (device.license.isNotEmpty || device.cmei.isNotEmpty) ...[
-              SizedBox(height: 16.h),
-              Container(
-                padding: EdgeInsets.all(12.w),
-                decoration: BoxDecoration(
-                  borderRadius: BorderRadius.circular(12.r),
-                  color: isDark
-                      ? Colors.white.withOpacity(0.03)
-                      : const Color(0xFFF7F7FA),
-                ),
-                child: Column(
-                  children: [
-                    if (device.license.isNotEmpty)
-                      _buildFieldRow(
-                        label: "licenseCode".tr,
-                        value: device.license,
-                        isDark: isDark,
-                      ),
-                    if (device.license.isNotEmpty && device.cmei.isNotEmpty)
-                      SizedBox(height: 8.h),
-                    if (device.cmei.isNotEmpty)
-                      _buildFieldRow(
-                        label: "CMEI",
-                        value: device.cmei,
-                        isDark: isDark,
-                      ),
-                  ],
+            // 下部：固件版本 / 授权码 / CMEI
+            Obx(() {
+              final bleManager = Get.find<BleManager>();
+              // 必须无条件读取 deviceInfo.value，否则未连接设备的 Obx 内没有任何
+              // observable，会触发 "improper use of a GetX" 错误
+              final info = bleManager.deviceInfo.value;
+              final fwVersion =
+                  connected ? (info?.firmwareVersion ?? '') : '';
+              // 固件版本格式：左 3 段 + 右 3 段，拼成 "0.0.1.0.0.1"；按 6 段拆左右
+              final parts = fwVersion.split('.');
+              final hasLeftRight = parts.length >= 6;
+              final fwDisplay = hasLeftRight
+                  ? 'L ${parts.take(3).join('.')}  ·  R ${parts.skip(3).take(3).join('.')}'
+                  : fwVersion;
+              final hasFirmware = fwVersion.isNotEmpty;
+              final hasLicense = device.license.isNotEmpty;
+              final hasCmei = device.cmei.isNotEmpty;
+
+              if (!hasFirmware && !hasLicense && !hasCmei) {
+                return const SizedBox.shrink();
+              }
+
+              return Padding(
+                padding: EdgeInsets.only(top: 16.h),
+                child: Container(
+                  padding: EdgeInsets.all(12.w),
+                  decoration: BoxDecoration(
+                    borderRadius: BorderRadius.circular(12.r),
+                    color: isDark
+                        ? Colors.white.withOpacity(0.03)
+                        : const Color(0xFFF7F7FA),
+                  ),
+                  child: Column(
+                    children: [
+                      if (hasFirmware)
+                        _buildFieldRow(
+                          label: "firmwareVersion".tr,
+                          value: fwDisplay,
+                          isDark: isDark,
+                        ),
+                      if (hasFirmware && (hasLicense || hasCmei))
+                        SizedBox(height: 8.h),
+                      if (hasLicense)
+                        _buildFieldRow(
+                          label: "licenseCode".tr,
+                          value: device.license,
+                          isDark: isDark,
+                        ),
+                      if (hasLicense && hasCmei) SizedBox(height: 8.h),
+                      if (hasCmei)
+                        _buildFieldRow(
+                          label: "CMEI",
+                          value: device.cmei,
+                          isDark: isDark,
+                        ),
+                    ],
+                  ),
                 ),
-              ),
-            ],
+              );
+            }),
           ],
         ),
       ),
@@ -541,7 +570,7 @@ class DevicesView extends GetView<DevicesController> {
     return Row(
       children: [
         SizedBox(
-          width: 44.w,
+          width: 72.w,
           child: Text(
             label,
             style: TextStyle(
diff --git a/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/AgentService.kt b/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/AgentService.kt
index 56158a387..c335e5aaa 100644
--- a/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/AgentService.kt
+++ b/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/AgentService.kt
@@ -496,6 +496,7 @@ object AgentService : CoroutineScope {
                     deviceSecret = config["stsDeviceSecret"]?.toString() ?: "",
                     agentId = agentId,
                     cmei = config["stsCmei"]?.toString() ?: "",
+                    mac = config["stsMac"]?.toString() ?: "",
                 )
                 stsAgent = StsAgent(
                     context = context,
@@ -631,11 +632,15 @@ object AgentService : CoroutineScope {
                 config["mcpServer"]?.toString() ?: "",
                 config["musicServiceType"]?.toString() ?: ""
             )
-            // 更新 STS 模式参数（cmei 等可能在首次初始化时尚未获取到）
+            // 更新 STS 模式参数（cmei / mac 等可能在首次初始化时尚未获取到）
             val newCmei = config["stsCmei"]?.toString() ?: ""
             if (newCmei.isNotEmpty()) {
                 stsAgent?.updateCmei(newCmei)
             }
+            val newMac = config["stsMac"]?.toString() ?: ""
+            if (newMac.isNotEmpty()) {
+                stsAgent?.updateMac(newMac)
+            }
         } catch (e: Exception) {
             _log("ERROR", "[Agent] 应用配置更新失败: ${e.message}")
         }
diff --git a/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/StsAgent.kt b/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/StsAgent.kt
index 5601dfb5c..6ff8eaea7 100644
--- a/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/StsAgent.kt
+++ b/local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/StsAgent.kt
@@ -41,6 +41,7 @@ data class StsConfig(
     var deviceSecret: String,
     val agentId: String,
     val cmei: String = "",
+    val mac: String = "",
 )
 
 /**
@@ -61,7 +62,7 @@ class StsAgent(
     override val coroutineContext = Dispatchers.IO + job
 
     init {
-        Log.i(TAG, "[YIDONG] StsAgent初始化: productId=${config.productId} deviceNo=${config.deviceNo} deviceId=${config.deviceId} agentId=${config.agentId} cmei=${config.cmei} hasSecret=${config.deviceSecret.isNotEmpty()}")
+        Log.i(TAG, "[YIDONG] StsAgent初始化: productId=${config.productId} deviceNo=${config.deviceNo} deviceId=${config.deviceId} agentId=${config.agentId} cmei=${config.cmei} mac=${config.mac} hasSecret=${config.deviceSecret.isNotEmpty()}")
         fetchCredentials()
     }
 
@@ -73,6 +74,14 @@ class StsAgent(
         }
     }
 
+    /** 动态更新 MAC（首次初始化时可能尚未获取到） */
+    fun updateMac(mac: String) {
+        if (mac.isNotEmpty() && mac != config.mac) {
+            config = config.copy(mac = mac)
+            Log.i(TAG, "[YIDONG] updateMac: mac已更新为 $mac")
+        }
+    }
+
     // ── WebSocket ─────────────────────────────────────────────────────────────
     private val okHttpClient: OkHttpClient = buildTrustAllClient()
     private var webSocket: WebSocket? = null
@@ -238,7 +247,7 @@ class StsAgent(
             return
         }
         prefs.edit().putLong("last_heartbeat_ts", now).apply()
-        Log.i(TAG, "[YIDONG] reportHeartbeat: 开始上报 deviceId=${config.deviceId} deviceNo=${config.deviceNo} cmei=${config.cmei}")
+        Log.i(TAG, "[YIDONG] reportHeartbeat: 开始上报 deviceId=${config.deviceId} deviceNo=${config.deviceNo} cmei=${config.cmei} mac=${config.mac}")
         launch {
             try {
                 val netType = try {
@@ -261,12 +270,12 @@ class StsAgent(
                         put("innerIp", JSONArray().put("127.0.0.1"))
                         put("netSpeed", "0Mbps")
                         put("netType", netType)
-                        put("platform", "Android${android.os.Build.VERSION.RELEASE}")
+                        put("platform", "")
                         put("sdkVersion", "ai_http_1.0")
                         put("firmwareVersion", "1.0.0")
                         put("imei", "")
                         put("cmei", config.cmei)  // 优先使用 UserDevice 的 CMEI
-                        put("mac", "")
+                        put("mac", config.mac)    // 当前连接的 BLE 设备 MAC（由 Flutter 透传）
                     })
                 }.toString().toRequestBody("application/json".toMediaType())
 
diff --git a/local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift b/local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift
index 0db3caec3..80af5c5b7 100644
--- a/local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift
+++ b/local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift
@@ -271,7 +271,8 @@ class AgentServiceImpl: NSObject {
                 deviceId: config["stsDeviceId"] as? String ?? "",
                 deviceSecret: config["stsDeviceSecret"] as? String ?? "",
                 agentId: agentId,
-                cmei: config["stsCmei"] as? String ?? ""
+                cmei: config["stsCmei"] as? String ?? "",
+                mac: config["stsMac"] as? String ?? ""
             )
             stsAgent = StsAgent(
                 config: stsConfig,
diff --git a/local_plugins/agent_service/ios/agent_service/Sources/agent_service/StsAgent.swift b/local_plugins/agent_service/ios/agent_service/Sources/agent_service/StsAgent.swift
index 477eb78cb..d5218631b 100644
--- a/local_plugins/agent_service/ios/agent_service/Sources/agent_service/StsAgent.swift
+++ b/local_plugins/agent_service/ios/agent_service/Sources/agent_service/StsAgent.swift
@@ -15,6 +15,7 @@ struct StsConfig {
     var deviceSecret: String
     let agentId: String
     var cmei: String = ""
+    var mac: String = ""
 }
 
 // MARK: - StsAgent
@@ -87,9 +88,9 @@ class StsAgent: NSObject {
         super.init()
         let sessionConfig = URLSessionConfiguration.default
         urlSession = URLSession(configuration: sessionConfig, delegate: nil, delegateQueue: OperationQueue())
-        os_log("StsAgent 初始化: productId=%{public}@ deviceNo=%{public}@ deviceId=%{public}@ cmei=%{public}@ hasSecret=%{public}@",
+        os_log("StsAgent 初始化: productId=%{public}@ deviceNo=%{public}@ deviceId=%{public}@ cmei=%{public}@ mac=%{public}@ hasSecret=%{public}@",
                log: logger, type: .info,
-               config.productId, config.deviceNo, config.deviceId, config.cmei,
+               config.productId, config.deviceNo, config.deviceId, config.cmei, config.mac,
                config.deviceSecret.isEmpty ? "false" : "true")
         // 与 Android 行为对齐：凭证已有时立即尝试上报一次心跳（受 1 小时冷却保护）
         if !config.deviceSecret.isEmpty && !config.deviceId.isEmpty {
@@ -105,6 +106,13 @@ class StsAgent: NSObject {
         os_log("updateCmei: cmei 已更新为 %{public}@", log: logger, type: .info, cmei)
     }
 
+    /// 动态更新 MAC（首次初始化时可能尚未获取到）
+    func updateMac(_ mac: String) {
+        guard !mac.isEmpty, mac != config.mac else { return }
+        config.mac = mac
+        os_log("updateMac: mac 已更新为 %{public}@", log: logger, type: .info, mac)
+    }
+
     // MARK: - 公共接口
 
     func startCall() {
@@ -233,8 +241,8 @@ class StsAgent: NSObject {
             return
         }
         defaults.set(now, forKey: HEARTBEAT_PREFS_KEY)
-        os_log("reportHeartbeat: 开始上报 deviceId=%{public}@ deviceNo=%{public}@ cmei=%{public}@",
-               log: logger, type: .info, config.deviceId, config.deviceNo, config.cmei)
+        os_log("reportHeartbeat: 开始上报 deviceId=%{public}@ deviceNo=%{public}@ cmei=%{public}@ mac=%{public}@",
+               log: logger, type: .info, config.deviceId, config.deviceNo, config.cmei, config.mac)
 
         let urlStr = "https://ivs.chinamobiledevice.com:11443/v2/customer/device/report"
         guard let url = URL(string: urlStr) else { return }
@@ -243,17 +251,16 @@ class StsAgent: NSObject {
         req.setValue("application/json", forHTTPHeaderField: "Content-Type")
         req.timeoutInterval = 10
 
-        let systemVersion = UIDevice.current.systemVersion
         let params: [String: Any] = [
             "innerIp": ["127.0.0.1"],
             "netSpeed": "0Mbps",
             "netType": "WiFi",
-            "platform": "iOS\(systemVersion)",
+            "platform": "",
             "sdkVersion": "ai_http_1.0",
             "firmwareVersion": "1.0.0",
             "imei": "",
             "cmei": config.cmei,
-            "mac": "",
+            "mac": config.mac,
         ]
         let bodyDict: [String: Any] = [
             "deviceId": config.deviceId,