Disable the context help button in the title bar (Windows).

vasl_templates/main.py

@@ -243,6 +243,9 @@ def _do_main( template_pack, default_scenario, remote_debugging, debug ): #pylin
     if is_windows():
         QApplication.setStyle( "windowsvista" )
 
+    # disable the context help button in the title bar (Windows only)
+    QApplication.setAttribute( PyQt5.QtCore.Qt.AA_DisableWindowContextHelpButton )
+
     # check if we should disable the embedded browser
     disable_browser = webapp.config.get( "DISABLE_WEBENGINEVIEW" )