diff --git a/executables/nr-ue.c b/executables/nr-ue.c
index 266778ebca..6c6e6cb957 100644
--- a/executables/nr-ue.c
+++ b/executables/nr-ue.c
@@ -447,10 +447,7 @@ static void RU_write(nr_rxtx_thread_data_t *rxtxD, bool sl_tx_action)
 
   radio_tx_burst_flag_t flags = TX_BURST_INVALID;
 
-  NR_UE_MAC_INST_t *mac = get_mac_inst(UE->Mod_id);
-  if (mac->phy_config_request_sent &&
-      openair0_cfg[0].duplex_mode == duplex_mode_TDD &&
-      !get_softmodem_params()->continuous_tx) {
+  if (UE->received_config_request && openair0_cfg[0].duplex_mode == duplex_mode_TDD && !get_softmodem_params()->continuous_tx) {
     // In case of Sidelink, USRP write needed only in case transmission
     // needs to be done in this slot and not based on tdd ULDL configuration.
     if (UE->sl_mode == 2) {
@@ -927,7 +924,7 @@ void *UE_thread(void *arg)
     curMsg.proc.nr_slot_tx  = (absolute_slot + DURATION_RX_TO_TX) % nb_slot_frame;
     curMsg.proc.frame_rx    = (absolute_slot / nb_slot_frame) % MAX_FRAME_NUMBER;
     curMsg.proc.frame_tx    = ((absolute_slot + DURATION_RX_TO_TX) / nb_slot_frame) % MAX_FRAME_NUMBER;
-    if (mac->phy_config_request_sent) {
+    if (UE->received_config_request) {
       if (UE->sl_mode) {
         curMsg.proc.rx_slot_type = sl_nr_ue_slot_select(sl_cfg, curMsg.proc.nr_slot_rx, TDD);
         curMsg.proc.tx_slot_type = sl_nr_ue_slot_select(sl_cfg, curMsg.proc.nr_slot_tx, TDD);
diff --git a/executables/nr-uesoftmodem.c b/executables/nr-uesoftmodem.c
index 105ffdbbaa..69a15d98be 100644
--- a/executables/nr-uesoftmodem.c
+++ b/executables/nr-uesoftmodem.c
@@ -517,7 +517,6 @@ int main(int argc, char **argv)
         } else {
           DevAssert(mac->if_module != NULL && mac->if_module->phy_config_request != NULL);
           mac->if_module->phy_config_request(&mac->phy_config);
-          mac->phy_config_request_sent = true;
           fapi_nr_config_request_t *nrUE_config = &UE[CC_id]->nrUE_config;
 
           nr_init_frame_parms_ue(&UE[CC_id]->frame_parms, nrUE_config, mac->nr_band);
@@ -533,7 +532,6 @@ int main(int argc, char **argv)
           phycfg->sl_config_req.sl_carrier_config.sl_num_rx_ant = get_nrUE_params()->nb_antennas_rx;
           phycfg->sl_config_req.sl_carrier_config.sl_num_tx_ant = get_nrUE_params()->nb_antennas_tx;
           mac->if_module->sl_phy_config_request(phycfg);
-          mac->phy_config_request_sent = true;
           sl_nr_ue_phy_params_t *sl_phy = &UE[CC_id]->SL_UE_PHY_PARAMS;
           nr_init_frame_parms_ue_sl(&sl_phy->sl_frame_params,
                                     &sl_phy->sl_config,
diff --git a/openair1/PHY/INIT/nr_init_ue.c b/openair1/PHY/INIT/nr_init_ue.c
index 3368b6bcfe..d9be21ca17 100644
--- a/openair1/PHY/INIT/nr_init_ue.c
+++ b/openair1/PHY/INIT/nr_init_ue.c
@@ -277,11 +277,7 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue, int nb_connected_gNB)
   }
 
   ue->init_averaging = 1;
-
-  // enable MIB/SIB decoding by default
-  ue->decode_MIB = 1;
-  ue->decode_SIB = 1;
-
+  ue->received_config_request = false;
   init_nr_prach_tables(839);
   init_symbol_rotation(fp);
   init_timeshift_rotation(fp);
diff --git a/openair1/PHY/defs_nr_UE.h b/openair1/PHY/defs_nr_UE.h
index 93a4ee8b94..09f9f2e37d 100644
--- a/openair1/PHY/defs_nr_UE.h
+++ b/openair1/PHY/defs_nr_UE.h
@@ -383,7 +383,7 @@ typedef struct PHY_VARS_NR_UE_s {
   NR_UE_COMMON    common_vars;
 
   nr_ue_if_module_t *if_inst;
-
+  bool received_config_request;
   fapi_nr_config_request_t nrUE_config;
   nr_synch_request_t synch_request;
 
@@ -449,11 +449,9 @@ typedef struct PHY_VARS_NR_UE_s {
   int dlsch_mtch_errors[MAX_MBSFN_AREA][NUMBER_OF_CONNECTED_gNB_MAX];
   int dlsch_mcch_trials[MAX_MBSFN_AREA][NUMBER_OF_CONNECTED_gNB_MAX];
   int dlsch_mtch_trials[MAX_MBSFN_AREA][NUMBER_OF_CONNECTED_gNB_MAX];
-  uint8_t               decode_SIB;
-  uint8_t               decode_MIB;
-  uint8_t               init_sync_frame;
+  uint8_t init_sync_frame;
   /// temporary offset during cell search prior to MIB decoding
-  int              ssb_offset;
+  int ssb_offset;
   uint16_t symbol_offset; /// offset in terms of symbols for detected ssb in sync
   int64_t max_pos_avg; /// Timing offset IIR filter
 
diff --git a/openair1/SCHED_NR_UE/fapi_nr_ue_l1.c b/openair1/SCHED_NR_UE/fapi_nr_ue_l1.c
index b408b9fed3..a566fe2369 100644
--- a/openair1/SCHED_NR_UE/fapi_nr_ue_l1.c
+++ b/openair1/SCHED_NR_UE/fapi_nr_ue_l1.c
@@ -549,13 +549,14 @@ int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response)
   return 0;
 }
 
-int8_t nr_ue_phy_config_request(nr_phy_config_t *phy_config)
+void nr_ue_phy_config_request(nr_phy_config_t *phy_config)
 {
-  fapi_nr_config_request_t *nrUE_config = &PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id]->nrUE_config;
+  PHY_VARS_NR_UE *phy = PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id];
+  fapi_nr_config_request_t *nrUE_config = &phy->nrUE_config;
   if(phy_config != NULL) {
+    phy->received_config_request = true;
     memcpy(nrUE_config, &phy_config->config_req, sizeof(fapi_nr_config_request_t));
   }
-  return 0;
 }
 
 void nr_ue_synch_request(nr_synch_request_t *synch_request)
@@ -567,8 +568,10 @@ void nr_ue_synch_request(nr_synch_request_t *synch_request)
 
 void nr_ue_sl_phy_config_request(nr_sl_phy_config_t *phy_config)
 {
-  sl_nr_phy_config_request_t *sl_config = &PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id]->SL_UE_PHY_PARAMS.sl_config;
+  PHY_VARS_NR_UE *phy = PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id];
+  sl_nr_phy_config_request_t *sl_config = &phy->SL_UE_PHY_PARAMS.sl_config;
   if (phy_config != NULL) {
+    phy->received_config_request = true;
     memcpy(sl_config, &phy_config->sl_config_req, sizeof(sl_nr_phy_config_request_t));
   }
 }
diff --git a/openair1/SCHED_NR_UE/fapi_nr_ue_l1.h b/openair1/SCHED_NR_UE/fapi_nr_ue_l1.h
index c574b5b3e2..b17e4f9b21 100644
--- a/openair1/SCHED_NR_UE/fapi_nr_ue_l1.h
+++ b/openair1/SCHED_NR_UE/fapi_nr_ue_l1.h
@@ -46,7 +46,7 @@ int8_t nr_ue_scheduled_response_stub(nr_scheduled_response_t *scheduled_response
 
 /**\brief NR UE FAPI-like P5 message, physical configuration from L2 to configure L1
    \param scheduled_response including transmission config(dl_config, ul_config) and data transmission (tx_req)*/
-int8_t nr_ue_phy_config_request(nr_phy_config_t *phy_config);
+void nr_ue_phy_config_request(nr_phy_config_t *phy_config);
 void nr_ue_sl_phy_config_request(nr_sl_phy_config_t *phy_config);
 
 /**\brief NR UE FAPI message to schedule a synchronization with target gNB
diff --git a/openair2/LAYER2/NR_MAC_UE/config_ue.c b/openair2/LAYER2/NR_MAC_UE/config_ue.c
index e28f7dce93..c3e57d059b 100644
--- a/openair2/LAYER2/NR_MAC_UE/config_ue.c
+++ b/openair2/LAYER2/NR_MAC_UE/config_ue.c
@@ -1608,7 +1608,6 @@ void nr_rrc_mac_config_req_sib1(module_id_t module_id,
 
   if (!get_softmodem_params()->emulate_l1)
     mac->if_module->phy_config_request(&mac->phy_config);
-  mac->phy_config_request_sent = true;
 }
 
 void nr_rrc_mac_config_req_sib19_r17(module_id_t module_id,
@@ -1664,7 +1663,6 @@ static void handle_reconfiguration_with_sync(NR_UE_MAC_INST_t *mac,
     mac->synch_request.synch_req.target_Nid_cell = mac->physCellId;
     mac->if_module->synch_request(&mac->synch_request);
     mac->if_module->phy_config_request(&mac->phy_config);
-    mac->phy_config_request_sent = true;
   }
 }
 
diff --git a/openair2/LAYER2/NR_MAC_UE/mac_defs.h b/openair2/LAYER2/NR_MAC_UE/mac_defs.h
index 781192fbc2..011d64803d 100644
--- a/openair2/LAYER2/NR_MAC_UE/mac_defs.h
+++ b/openair2/LAYER2/NR_MAC_UE/mac_defs.h
@@ -527,8 +527,6 @@ typedef struct NR_UE_MAC_INST_s {
 
   NR_UL_TIME_ALIGNMENT_t ul_time_alignment;
   NR_TDD_UL_DL_ConfigCommon_t *tdd_UL_DL_ConfigurationCommon;
-
-  bool phy_config_request_sent;
   frame_type_t frame_type;
 
   /* Random Access */
diff --git a/openair2/LAYER2/NR_MAC_UE/main_ue_nr.c b/openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
index b6a289cc45..bb24e27c05 100644
--- a/openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
+++ b/openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
@@ -59,7 +59,6 @@ void nr_ue_init_mac(NR_UE_MAC_INST_t *mac)
   nr_ue_reset_sync_state(mac);
   mac->get_sib1 = false;
   mac->get_otherSI = false;
-  mac->phy_config_request_sent = false;
   memset(&mac->phy_config, 0, sizeof(mac->phy_config));
   mac->si_window_start = -1;
   mac->servCellIndex = 0;
diff --git a/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c b/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
index 4044cfd9dc..d439b9b084 100644
--- a/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
+++ b/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
@@ -346,7 +346,7 @@ static bool is_my_dci(NR_UE_MAC_INST_t *mac, nfapi_nr_dl_dci_pdu_t *received_pdu
   if (get_softmodem_params()->sa) {
     if (mac->state == UE_NOT_SYNC)
       return false;
-    if (received_pdu->RNTI == 0xFFFF && mac->phy_config_request_sent)
+    if (received_pdu->RNTI == 0xFFFF)
       return false;
     if (received_pdu->RNTI != mac->crnti && mac->ra.ra_state == nrRA_SUCCEEDED)
       return false;
@@ -1149,7 +1149,7 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info)
 
   LOG_T(NR_MAC, "Not calling scheduler mac->ra.ra_state = %d\n", mac->ra.ra_state);
 
-  if (mac->phy_config_request_sent && is_nr_UL_slot(mac->tdd_UL_DL_ConfigurationCommon, ul_info->slot, mac->frame_type))
+  if (is_nr_UL_slot(mac->tdd_UL_DL_ConfigurationCommon, ul_info->slot, mac->frame_type))
     nr_ue_ul_scheduler(mac, ul_info);
   pthread_mutex_unlock(&mac_IF_mutex);
 
diff --git a/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h b/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
index 26502cacf1..18aa4947e3 100644
--- a/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
+++ b/openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
@@ -216,18 +216,12 @@ typedef void (nr_sl_ue_scheduled_response_f)(nr_scheduled_response_t *sl_schedul
 /*
  * Generic type of an application-defined callback to return various
  * types of data to the application.
- * EXPECTED RETURN VALUES:
- *  -1: Failed to consume bytes. Abort the mission.
- * Non-negative return values indicate success, and ignored.
  */
-typedef int8_t (nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
+typedef void (nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
 
 /*
  * Generic type of an application-defined callback to return various
  * types of data to the application.
- * EXPECTED RETURN VALUES:
- *  -1: Failed to consume bytes. Abort the mission.
- * Non-negative return values indicate success, and ignored.
  */
 typedef void(nr_ue_sl_phy_config_request_f)(nr_sl_phy_config_t *sl_phy_config);