We can't live without hi DPI scaling...

src/main.cpp

@@ -62,8 +62,7 @@ bool resetConfig;
 
 int main(int argc, char *argv[])
 {
-//   QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
-// FIXME: so far it is more disaster then helps (WIN: pixelized images, other issues)
+  QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
 #if defined (Q_OS_ANDROID)
   qputenv("QT_ANDROID_VOLUME_KEYS", "1"); // Handle volume keys by Qt, lock native Android behavior