diff --git a/src/apps/qml/qml/Desktop.qml b/src/apps/qml/qml/Desktop.qml
--- a/src/apps/qml/qml/Desktop.qml
+++ b/src/apps/qml/qml/Desktop.qml
@@ -64,11 +64,15 @@
         if (roomID === selectedRoomID) {
             return;
         }
+        if (appid.messageModel) {
+            appid.messageModel.deactivate()
+        }
         appid.rocketChatAccount.switchingToRoom(roomID)
         appid.rocketChatAccount.setUserCurrentMessage(appid.userInputMessageText, selectedRoomID)
         appid.selectedRoomID = roomID;
         appid.messageModel = appid.rocketChatAccount.messageModelForRoom(roomID)
         appid.messageModel.enableQmlHacks(true)
+        appid.messageModel.activate()
         appid.selectedRoom = appid.rocketChatAccount.roomWrapper(roomID)
         appid.userModel = appid.rocketChatAccount.usersForRoomFilterProxyModel(roomID)
     }
diff --git a/src/core/model/messagemodel.h b/src/core/model/messagemodel.h
--- a/src/core/model/messagemodel.h
+++ b/src/core/model/messagemodel.h
@@ -132,6 +132,9 @@
 
     Q_REQUIRED_RESULT QString roomId() const;
 
+    Q_INVOKABLE void activate();
+    Q_INVOKABLE void deactivate();
+
 private Q_SLOTS:
     void slotFileDownloaded(const QString &filePath, const QUrl &cacheImageUrl);
 
diff --git a/src/core/model/messagemodel.cpp b/src/core/model/messagemodel.cpp
--- a/src/core/model/messagemodel.cpp
+++ b/src/core/model/messagemodel.cpp
@@ -81,9 +81,6 @@
         connect(mRoom, &Room::rolesChanged, this, &MessageModel::refresh);
         connect(mRoom, &Room::ignoredUsersChanged, this, &MessageModel::refresh);
     }
-    if (mRocketChatAccount) {
-        connect(mRocketChatAccount, &RocketChatAccount::fileDownloaded, this, &MessageModel::slotFileDownloaded);
-    }
 }
 
 MessageModel::~MessageModel()
@@ -122,6 +119,20 @@
     mQmlHacks = qmlHacks;
 }
 
+void MessageModel::activate()
+{
+    if (mRocketChatAccount) {
+        connect(mRocketChatAccount, &RocketChatAccount::fileDownloaded, this, &MessageModel::slotFileDownloaded);
+    }
+}
+
+void MessageModel::deactivate()
+{
+    if (mRocketChatAccount) {
+        disconnect(mRocketChatAccount, &RocketChatAccount::fileDownloaded, this, &MessageModel::slotFileDownloaded);
+    }
+}
+
 void MessageModel::refresh()
 {
     beginResetModel();
diff --git a/src/widgets/room/messagelistview.cpp b/src/widgets/room/messagelistview.cpp
--- a/src/widgets/room/messagelistview.cpp
+++ b/src/widgets/room/messagelistview.cpp
@@ -58,8 +58,14 @@
 
 void MessageListView::setChannelSelected(const QString &roomId)
 {
+    MessageModel *oldModel = qobject_cast<MessageModel *>(model());
+    if (oldModel) {
+        oldModel->deactivate();
+    }
     Ruqola::self()->rocketChatAccount()->switchingToRoom(roomId);
-    setModel(Ruqola::self()->rocketChatAccount()->messageModelForRoom(roomId));
+    MessageModel *model = Ruqola::self()->rocketChatAccount()->messageModelForRoom(roomId);
+    setModel(model);
+    model->activate();
     mRoomID = roomId;
 }