Index: firmware/App/Modes/ModePreTreat.h
===================================================================
diff -u -r927dfd6e109af46160e5aef687f1b7c286d24703 -r3f325a9fe7cbfb660a3ddf274d471d635266c586
--- firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision 927dfd6e109af46160e5aef687f1b7c286d24703)
+++ firmware/App/Modes/ModePreTreat.h	(.../ModePreTreat.h)	(revision 3f325a9fe7cbfb660a3ddf274d471d635266c586)
@@ -8,7 +8,7 @@
 * @file    ModePreTreat.h
 *
 * @author  (last)      Vijay Pamula
-* @date    (last)      12-Jun-2026
+* @date    (last)      30-Jul-2026
 *
 * @author  (original)  Dara Navaei
 * @date    (original)  25-Sep-2025
@@ -32,15 +32,20 @@
 
 // ********** public function prototypes **********
 
-void initPreTreatmentMode( void );                                  // Initialize this module
-U32  transitionToPreTreatmentMode( void );                          // Prepares for transition to pre-treatment mode
-U32  execPreTreatmentMode( void );                                  // Execute the pre-treatment mode state machine (call from OperationModes)
-void signalAlarmActionToPreTreatmentMode( ALARM_ACTION_T action );  // Execute alarm action as appropriate for pre-treatment mode
+void initPreTreatmentMode( void );                                   // Initialize this module
+U32  transitionToPreTreatmentMode( void );                           // Prepares for transition to pre-treatment mode
+U32  execPreTreatmentMode( void );                                   // Execute the pre-treatment mode state machine (call from OperationModes)
+void signalAlarmActionToPreTreatmentMode( ALARM_ACTION_T action );   // Execute alarm action as appropriate for pre-treatment mode
 
 TD_PRE_TREATMENT_MODE_STATE_T getPreTreatmentSubState( void );      // Get the current pre-treatment sub mode.
 void PreTxRequestTubeSetInstall( void );                            // Request Pre-Treatment mode to transition to Install state.
 void PreTxRequestContinueFromRecirculate( void );                   // Request Pre-Treatment mode to transition to Patient Connection state.
+void PreTxRequestTubeSetInstall( void );                             // Request Pre-Treatment mode to transition to Install state.
+BOOL handleStartTreatmentRequest ( MESSAGE_T *message );             // Handle UI request to start treatment.
+BOOL signalPreTreatmentBackoutToStandby( void );                     // Request transition from Pre-Treatment Install: Await Confirmation to Standby.
 
+BOOL testPreTreatmentStatePublishIntervalOverride( MESSAGE_T *message );
+
 /**@}*/
 
 #endif