diff --git a/plugins/mobilehotspot/mobilehotspotwidget.cpp b/plugins/mobilehotspot/mobilehotspotwidget.cpp
index 450321a3..4ee4e6cb 100644
--- a/plugins/mobilehotspot/mobilehotspotwidget.cpp
+++ b/plugins/mobilehotspot/mobilehotspotwidget.cpp
@@ -147,7 +147,6 @@ bool MobileHotspotWidget::eventFilter(QObject *watched, QEvent *event)
         return true;
     }
 
-
     if (watched == m_switchBtn) {
         if (event->type() == QEvent::MouseButtonRelease) {
             if (!m_interface->isValid()) {
@@ -679,6 +678,11 @@ void MobileHotspotWidget::onDeviceNameChanged(QString oldName, QString newName,
             m_interfaceName = newName;
         }
     }
+    QTimer::singleShot(100, this, [=]() {
+        if (m_interfaceComboBox->currentText() == newName) {
+            updateBandCombox();
+        }
+    });
 }
 
 //热点断开
diff --git a/src/backend/dbus-interface/kylinnetworkdeviceresource.cpp b/src/backend/dbus-interface/kylinnetworkdeviceresource.cpp
index bfaceade..ecc9c378 100644
--- a/src/backend/dbus-interface/kylinnetworkdeviceresource.cpp
+++ b/src/backend/dbus-interface/kylinnetworkdeviceresource.cpp
@@ -452,22 +452,27 @@ int KyNetworkDeviceResourse::getWirelessDeviceCapability(const QString deviceNam
         NetworkManager::WirelessDevice *wirelessDevicePtr =
             qobject_cast<NetworkManager::WirelessDevice *>(connectDevice.data());
 
-        int cap = 0;
-        if (wirelessDevicePtr->wirelessCapabilities() & NetworkManager::WirelessDevice::ApCap) {
-            cap = cap | 0x01;
+        int cap = 0x01;
+        if (!wirelessDevicePtr->wirelessCapabilities() & NetworkManager::WirelessDevice::AdhocCap) {
+            return cap;
         }
-        if (wirelessDevicePtr->wirelessCapabilities() & NetworkManager::WirelessDevice::Freq2Ghz) {
-            cap = cap | 0x02;
-        }
-        if (wirelessDevicePtr->wirelessCapabilities() & NetworkManager::WirelessDevice::Freq5Ghz) {
-            cap = cap | 0x04;
+        cap = cap | 0x02;
+        QDBusInterface dbusInterface("org.freedesktop.NetworkManager",
+                                     connectDevice->uni(),
+                                     "org.freedesktop.NetworkManager.Device.Wireless",
+                                     QDBusConnection::systemBus());
+
+        QDBusReply<uint> reply = dbusInterface.call("GetHotspotCapabilities");
+        if (reply.isValid()) {
+            if (reply.value() == 1) {
+                cap = cap | 0x04;
+            }
         }
         return cap;
     } else {
         qWarning()<<"[KyNetworkDeviceResourse]"<<deviceName<<" is not valid or not wireless.";
     }
-
-    return 0;
+    return 0x01;
 }
 
 void KyNetworkDeviceResourse::onDeviceAdd(QString deviceName, QString uni, NetworkManager::Device::Type deviceType)