Improved: Updated to Visual Studio 2019 and Qt 5.15.2. Running Equalizer APO requires Universal CRT now, which means that Windows versions before 10 may need additional Windows updates or the Visual C++ Redistributable for Visual Studio 2015 - 2019 needs to be installed (installer provides assistance).

Editor/widgets/MiddleClickTabBar.cpp

@@ -28,7 +28,7 @@ MiddleClickTabBar::MiddleClickTabBar(QWidget* parent)
 
 void MiddleClickTabBar::mouseReleaseEvent(QMouseEvent* event)
 {
-	if (event->button() == Qt::MidButton)
+	if (event->button() == Qt::MiddleButton)
 	{
 		int tabIndex = tabAt(event->pos());
 		if (tabIndex != -1)