Index: sources/gui/qml/components/RangeBar.qml
===================================================================
diff -u -rc9f8f8cf3c6c37fc6460d8675c62c9442c4d4263 -r798ce1a491cd43a3a24fb96f930d4c316add1ff1
--- sources/gui/qml/components/RangeBar.qml	(.../RangeBar.qml)	(revision c9f8f8cf3c6c37fc6460d8675c62c9442c4d4263)
+++ sources/gui/qml/components/RangeBar.qml	(.../RangeBar.qml)	(revision 798ce1a491cd43a3a24fb96f930d4c316add1ff1)
@@ -55,7 +55,7 @@
         minimum : lowerBound
         maximum : upperBound
 
-        minText.visible: true
+        minText.visible: minimum != maximum // When the min==max, only show the maximum label to avoid overlap
         maxText.visible: true
 
         minText.anchors.leftMargin  : lowerTextHorizontalCenter ? -minText.width / 2 : 0
Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -r642f08650a7a88ad6a2305fdea6bd18365aab5c7 -r798ce1a491cd43a3a24fb96f930d4c316add1ff1
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 642f08650a7a88ad6a2305fdea6bd18365aab5c7)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 798ce1a491cd43a3a24fb96f930d4c316add1ff1)
@@ -24,7 +24,7 @@
  * \brief   Denali project ProgressBar
  */
 RangeRect { id: _root
-    property real  value              : _progressRect.value
+    property real  value              : minimum
 
     property real   step               : 1
     property bool   stepSnap           : false
@@ -235,7 +235,7 @@
 
     ProgressRect { id: _progressRect
         property real previousSliderValue: Number.NaN
-        value   : minimum
+        value   : _root.value
         color   : Colors.sliderHighlightColor
         decimal : _root.decimal
 
Index: sources/gui/qml/components/SliderCreateTreatment.qml
===================================================================
diff -u -r642f08650a7a88ad6a2305fdea6bd18365aab5c7 -r798ce1a491cd43a3a24fb96f930d4c316add1ff1
--- sources/gui/qml/components/SliderCreateTreatment.qml	(.../SliderCreateTreatment.qml)	(revision 642f08650a7a88ad6a2305fdea6bd18365aab5c7)
+++ sources/gui/qml/components/SliderCreateTreatment.qml	(.../SliderCreateTreatment.qml)	(revision 798ce1a491cd43a3a24fb96f930d4c316add1ff1)
@@ -76,9 +76,6 @@
         let unit  = " " + _root.unit
 
         if ( _root.active ) {
-            if ( _slider.value === 0 && zeroLabel !== "" ) {
-                return _root.zeroLabel
-            }
             mValue = _slider.value.toFixed(decimal)
         }
         return mValue + unit
Index: sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentDuration.qml
===================================================================
diff -u -r642f08650a7a88ad6a2305fdea6bd18365aab5c7 -r798ce1a491cd43a3a24fb96f930d4c316add1ff1
--- sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentDuration.qml	(.../TreatmentAdjustmentDuration.qml)	(revision 642f08650a7a88ad6a2305fdea6bd18365aab5c7)
+++ sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentDuration.qml	(.../TreatmentAdjustmentDuration.qml)	(revision 798ce1a491cd43a3a24fb96f930d4c316add1ff1)
@@ -69,6 +69,8 @@
             maxText.visible : false
             ticks           : true
 
+            isActive: _root.visible
+
             anchors.right       : _durationSliderArrows.left
             anchors.rightMargin : _durationSlider.sliderAndArrowSpacing
             anchors.bottom      : _container.bottom