Index: sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml
===================================================================
diff -u -re0412efcf85964a18ec52ad80f233c45998eb45a -r695e95aa2ec5e6e1c395567449ac0f671ecd61ed
--- sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml	(.../PreTreatmentPrimeStack.qml)	(revision e0412efcf85964a18ec52ad80f233c45998eb45a)
+++ sources/gui/qml/pages/pretreatment/PreTreatmentPrimeStack.qml	(.../PreTreatmentPrimeStack.qml)	(revision 695e95aa2ec5e6e1c395567449ac0f671ecd61ed)
@@ -33,7 +33,7 @@
     property int stackStepIndex : 4
 
     PreTreatmentBase { id: _preTreatmentDrySelfTest
-        header.confirmVisible   : true
+        header.confirmVisible   : false /* the state shall automatically change */
         header.confirmEnabeled  : vPreTreatmentStates.selfTestDry_complete
         isComplete              : vPreTreatmentStates.selfTestDry_complete
         title.text              : qsTr("Begin Prime")
@@ -62,9 +62,9 @@
 
         hasTimeCircle           : true
         timeCircleMinimum       : 0
-        timeCircleMaximum       : vPreTreatmentDisposablePrime.total
-        timeCircleProgressValue : vPreTreatmentDisposablePrime.elapsed
-        timeCircleTimeTextValue : vPreTreatmentDisposablePrime.remaining * 60
+        timeCircleMaximum       : vPreTreatmentDisposablesPrime.total
+        timeCircleProgressValue : vPreTreatmentDisposablesPrime.elapsed
+        timeCircleTimeTextValue : vPreTreatmentDisposablesPrime.remaining * 60
 
         hasCheckList            : true
         checkListStepNames      : [
@@ -104,12 +104,12 @@
     }
 
     Connections { target: _preTreatmentDrySelfTest
-        onConfirmClicked            : {}
+        onConfirmClicked            : { /* the state shall automatically change */ }
     }
 
     Connections { target: _preTreatmentDisposablesPrime
-        onConfirmClicked            : {}
-        onBackClicked               : { vTreatmentCreate.doRequestPop()      }
+        onBackClicked               : { vTreatmentCreate.doRequestPop() }
+        onConfirmClicked            : { vPreTreatmentAdjustmentPatientConnectionBegin.doBegin() }
         //onContinueClicked           : { vTreatmentCreate.doFinishedPrime()  }
     }