Index: sources/gui/qml/pages/pretreatment/PreTreatmentBase.qml
===================================================================
diff -u -ra5760947d3ed0d2748ba023a1c25e3c6aa0b1de1 -r8457901952a1d732c4688da471ae98e1d4f3024f
--- sources/gui/qml/pages/pretreatment/PreTreatmentBase.qml	(.../PreTreatmentBase.qml)	(revision a5760947d3ed0d2748ba023a1c25e3c6aa0b1de1)
+++ sources/gui/qml/pages/pretreatment/PreTreatmentBase.qml	(.../PreTreatmentBase.qml)	(revision 8457901952a1d732c4688da471ae98e1d4f3024f)
@@ -27,15 +27,21 @@
  */
 TreatmentFlowBase { id: _root
     objectName: "_PreTreatmentBase"
-    header.stepNames: [
-            qsTr("Create"           ),
-            qsTr("Sample"           ),
-            qsTr("Consumables"      ),
-            qsTr("Disposables"      ),
-            qsTr("Prime"            ),
-            qsTr("BP/HR"            ),
-            qsTr("Ultrafiltration"  ),
-            qsTr("Connection"       ),
-            qsTr("Start"            ),
-        ]
+    header.visible : false
+
+    onVisibleChanged: if ( visible ) { _root.updateModel() }
+
+    function updateModel () {
+        let  stepName = stepNames[stackStepIndex]
+        if ( stepName === undefined ) stepName = ""
+
+        let group = vSettings.advancedMode ? vSettings.groupFormat.arg(stepName).arg("Advanced") : stepName
+        let instructionsGroup    = vSettings.instructions[group]
+
+        if ( instructionsGroup !== undefined ) {
+            instructionTitle      = instructionsGroup.title
+            instructionStepNames  = instructionsGroup.keys
+            instructionStepImages = instructionsGroup.values
+        }
+    }
 }