diff -r 987bf1122d0d -r 632591d9825e src/MainWindow.cpp
--- a/src/MainWindow.cpp	Tue Mar 05 10:39:36 2024 +0100
+++ b/src/MainWindow.cpp	Sun Mar 10 11:03:39 2024 +0100
@@ -323,6 +323,7 @@
 {
     qDebug() << Q_FUNC_INFO;
 
+    ui->menuMonitor->setEnabled(true);
     connect(webSocket, &QWebSocket::textMessageReceived, this, &MainWindow::wsTextMessageReceived);
 }
 
@@ -331,6 +332,7 @@
 {
     qWarning() << Q_FUNC_INFO << webSocket->closeReason();
 
+    ui->menuMonitor->setEnabled(false);
     // Should triger a periodic timer to try to reconnect.
 }