=== modified file 'src/imports/systeminfo/qdeclarativeinputdevicemodel.cpp'
--- src/imports/systeminfo/qdeclarativeinputdevicemodel.cpp	2016-11-30 14:49:50 +0000
+++ src/imports/systeminfo/qdeclarativeinputdevicemodel.cpp	2016-11-30 15:21:59 +0000
@@ -50,8 +50,6 @@
             this,&QDeclarativeInputDeviceModel::addedDevice);
     connect(deviceInfoManager, &QInputInfoManager::deviceRemoved,
             this,&QDeclarativeInputDeviceModel::removedDevice);
-    connect(deviceInfoManager, &QInputInfoManager::countChanged,
-            this,&QDeclarativeInputDeviceModel::countChanged);
 }
 
 QDeclarativeInputDeviceModel::~QDeclarativeInputDeviceModel()
@@ -132,6 +130,7 @@
             beginInsertRows(QModelIndex(), i, i);
             inputDevices.insert(i, newDevices.value(i));
             endInsertRows();
+            Q_EMIT countChanged();
         } else if (i != j) {
             // changed its position -> move it
             QInputDevice* device = inputDevices.value(j);
@@ -151,6 +150,7 @@
         beginRemoveRows(QModelIndex(), numNew, numOld - 1);
         inputDevices.remove(numNew, numOld - numNew);
         endRemoveRows();
+        Q_EMIT countChanged();
     }
 }
 

=== modified file 'src/imports/systeminfo/qdeclarativeinputdevicemodel_p.h'
--- src/imports/systeminfo/qdeclarativeinputdevicemodel_p.h	2016-11-30 14:49:50 +0000
+++ src/imports/systeminfo/qdeclarativeinputdevicemodel_p.h	2016-11-30 14:56:03 +0000
@@ -78,7 +78,7 @@
     void added(QInputDevice *inputDevice);
     void removed(const QString &deviceId);
     void filterChanged(QInputDevice::InputTypeFlags filterFlags);
-    void countChanged(int devices);
+    void countChanged();
 
 public Q_SLOTS:
     void updateDeviceList();