diff --git a/Step/wwwroot/src/app.business-logic.ts b/Step/wwwroot/src/app.business-logic.ts
index a3aa4215..a8770346 100644
--- a/Step/wwwroot/src/app.business-logic.ts
+++ b/Step/wwwroot/src/app.business-logic.ts
@@ -209,6 +209,6 @@ function ElaborateHMIStatus(){
   }
   else if(HMIvisible && (HMIAlarmsVisible || HMIModalsVisible || HMIDragging))
   {
-    cmsClient.setNcWindowState(2);    
+    cmsClient.setNcWindowState(0);    
   }
 }
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