Index: sources/gui/qml/dialogs/DiagnosticsDialog.qml
===================================================================
diff -u -r5b0ca11dbb81526e44972b30c96f9e95a8a430a3 -r6d9c4aac8f998f25825b18004350ce1217f70897
--- sources/gui/qml/dialogs/DiagnosticsDialog.qml	(.../DiagnosticsDialog.qml)	(revision 5b0ca11dbb81526e44972b30c96f9e95a8a430a3)
+++ sources/gui/qml/dialogs/DiagnosticsDialog.qml	(.../DiagnosticsDialog.qml)	(revision 6d9c4aac8f998f25825b18004350ce1217f70897)
@@ -31,6 +31,7 @@
 
     width   : Variables.applicationWidth
     height  : Variables.applicationHeight   - 60
+    y: Math.round((Variables.applicationHeight - height) / 2)
 
     function col(idx, gap = 0) {
         return idx * 155 + gap