Index: sources/gui/qml/dialogs/AlarmDialog.qml
===================================================================
diff -u -r3e682c5afdadcf4dd2006e3d975fbee58e48619e -rc2f474ff07c98aa350c445a2474976a3cf985f40
--- sources/gui/qml/dialogs/AlarmDialog.qml	(.../AlarmDialog.qml)	(revision 3e682c5afdadcf4dd2006e3d975fbee58e48619e)
+++ sources/gui/qml/dialogs/AlarmDialog.qml	(.../AlarmDialog.qml)	(revision c2f474ff07c98aa350c445a2474976a3cf985f40)
@@ -1,6 +1,9 @@
 // Qt
 import QtQuick 2.12
+import QtGraphicalEffects 1.12
+/* Qt6 Port: replace the above import with the following one:
 import QtQuick.Effects
+*/
 
 // Project
 //  Qml imports
@@ -155,11 +158,22 @@
                     }
 
                     layer.enabled   : true
+                    layer.effect    : DropShadow { id: _dropShadow
+                        horizontalOffset: 0
+                        verticalOffset  : 3
+                        radius          : 3.0
+                        samples         : 7
+                        color           : "#50000000"
+                        source          : _stepRect
+                        anchors.fill    : _stepRect
+                    }
+/* Qt6 Port: replace the above DropShadow with the following RectangularShadow:
                     layer.effect    : RectangularShadow { id: _dropShadow
                         radius          : 3.0
                         color           : "#50000000"
                         anchors.fill    : _stepRect
                     }
+*/
                 }
 
                 Text { id: _delegateText