Index: MsgDefs.h
===================================================================
diff -u -r7401873476799ef107c104aaf108d508e2b11cc2 -r14886db60fff8e176205f4f7168690b971b5d64c
--- MsgDefs.h	(.../MsgDefs.h)	(revision 7401873476799ef107c104aaf108d508e2b11cc2)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 14886db60fff8e176205f4f7168690b971b5d64c)
@@ -8,8 +8,8 @@
 *
 * @file    MsgDefs.h
 *
-* @author  (last)      Raghu Kallala
-* @date    (last)      29-Apr-2026
+* @author  (last)      Varshini Nagabooshanam
+* @date    (last)      06-May-2026
 *
 * @author  (original)  Sean Nash
 * @date    (original)  01-Aug-2024
@@ -195,8 +195,19 @@
     MSG_ID_UI_WATER_SAMPLE_RESULT_REQUEST = 0xA3,                                   ///< UI water sample result request
     MSG_ID_UI_PRESSURE_LIMIT_WIDEN_REQUEST = 0xA4,                                  ///< UI pressure limit widen request.
     MSG_ID_TD_PRESSURE_LIMIT_WIDEN_RESPONSE = 0xA5,                                 ///< TD pressure limit widen response.
-    MSG_ID_TD_SYRINGE_PUMP_DATA = 0xA9,                                             ///< TD broadcast of syringe pump data
-    MSG_ID_TD_HEPARIN_PAUSE_RESUME_RESPONSE= 0xA10,                                 ///< TD response to pause/resume Heparin delivery request
+    MSG_ID_UI_RECIRCULATE_REQUEST = 0xA6,                                           ///< UI recirculate request
+    MSG_ID_TD_RECIRCULATE_RESPONSE = 0xA7,                                          ///< TD recirculate response
+    MSG_ID_TD_RECIRCULATE_DATA = 0xA8,                                              ///< TD recirculate data
+    MSG_ID_UI_ADJUST_TREATMENT_LOGS_REQUEST = 0xA9,                                 ///< UI adjust treatment logs request.
+    MSG_ID_TD_ADJUST_TREATMENT_LOGS_RESPONSE = 0xAA,                                ///< TD adjust treatment logs response
+    MSG_ID_UI_ADJUST_PATIENT_DISCONNECT_CONFIRM_REQUEST = 0xAB,                     ///< UI adjust patient disconnect confirm request
+    MSG_ID_TD_ADJUST_PATIENT_DISCONNECT_CONFIRM_RESPONSE = 0xAC,                    ///< TD adjust patient disconnect confirm response
+    MSG_ID_TD_DRY_SELF_TEST_PROGRESS_DATA = 0xAD,                                   ///< TD dry self test progress data
+    MSG_ID_TD_TUBING_SET_BARCODE_SCAN_REQUEST = 0xAE,                               ///< TD tube set authentication request
+    MSG_ID_TD_TUBE_SET_AUTHENTICATION_REQUEST = 0xAF,                               ///< UI tube set authentication acknowledge request
+    MSG_ID_TD_TUBE_SET_AUTHENTICATION_ACK_RESPONSE = 0xB0,                          ///< TD tube set authentication acknowledge response
+    MSG_ID_TD_SYRINGE_PUMP_DATA = 0xB1,                                             ///< TD broadcast of syringe pump data
+    MSG_ID_TD_HEPARIN_PAUSE_RESUME_RESPONSE= 0xB2,                                  ///< TD response to pause/resume Heparin delivery request
 
     // service/test CAN messages
     MSG_ID_FIRST_TD_TESTER_MESSAGE = 0x8000,                                        ///< First TD test message ID
@@ -395,6 +406,7 @@
     MSG_ID_DD_DIALYSATE_DELTA_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA069,                   ///< DD Dialysate delta target conductivity override
     MSG_ID_DD_BICART_UPPER_PRESSURE_OVERRIDE_REQUEST = 0xA06A,                          ///< DD bicarb cartridge upper threshold pressure override
     MSG_ID_DD_BICART_LOWER_PRESSURE_OVERRIDE_REQUEST = 0xA06B,                          ///< DD bicarb cartridge lower threshold pressure override
+    MSG_ID_DD_FLOATER_LEVEL_OVERRIDE_REQUEST = 0xA06C,                                  ///< DD override request for D6 floater level override
 
     MSG_ID_FIRST_FP_TESTER_MESSAGE = 0xB000,                                            ///< First FP test message ID
     MSG_ID_FP_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_FP_TESTER_MESSAGE,                    ///< FP tester log-in
@@ -413,7 +425,7 @@
     MSG_ID_FP_PRESSURE_SENSOR_FILTER_TEMPERATURE_OVERRIDE_REQUEST = 0xB00D,             ///< FP pressure sensor filter temperature override request
     MSG_ID_FP_PRESSURE_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xB00E,                      ///< FP pressures data publish interval override request
     MSG_ID_FP_LEVEL_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xB00F,                         ///< FP level data publish interval override request
-    MSG_ID_FP_LEVEL_OVERRIDE_REQUEST = 0xB010,                                          ///< FP override request for level sensor.
+    MSG_ID_FP_FLOATER_LEVEL_OVERRIDE_REQUEST = 0xB010,                                  ///< FP override request for P25 floater level sensor.
     MSG_ID_FP_FLOWS_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xB011,                         ///< FP flows data publish interval override request
     MSG_ID_FP_FLOW_RATE_OVERRIDE_REQUEST = 0xB012,                                      ///< FP override request for flow rate (mL/min)
     MSG_ID_FP_FLOW_TEMP_OVERRIDE_REQUEST = 0xB013,                                      ///< FP override request for flow temperature (deg C)
@@ -546,6 +558,7 @@
     REQUEST_REJECT_REASON_ACID_CONV_FACTOR_MISMATCH = 54,                           ///< Acid conversion factor from UI mismatch with FW
     REQUEST_REJECT_REASON_INVALID_PATIENT_WEIGHTS = 55,                             ///< Patient pre and estimated target weights are invalid
     REQUEST_REJECT_REASON_UF_VOL_AND_WEIGHTS_INCONSISTENT = 56,                     ///< UF volume and the patient weights are not consistent
+    REQUEST_REJECT_REASON_TD_AUTHENTICATION_INVALID = 57,                           ///< TD authentication invalid
     NUM_OF_REQUEST_REJECT_REASONS                                                   ///< Number of settings change reject codes
 };
 typedef enum Request_Reject_Reasons REQUEST_REJECT_REASON_CODE_T;                   ///< Type for settings change rejection reason codes enumeration