diff --git a/components/bt/bluedroid/stack/btm/btm_acl.c b/components/bt/bluedroid/stack/btm/btm_acl.c
index 8e786abb69..84fa0d6b71 100644
--- a/components/bt/bluedroid/stack/btm/btm_acl.c
+++ b/components/bt/bluedroid/stack/btm/btm_acl.c
@@ -335,7 +335,7 @@ void btm_acl_created (BD_ADDR bda, DEV_CLASS dc, BD_NAME bdn,
                     btsnd_hcic_ble_read_remote_feat(p->hci_handle);
                 } else if (HCI_LE_SLAVE_INIT_FEAT_EXC_SUPPORTED(controller_get_interface()->get_features_ble()->as_array)
                          && link_role == HCI_ROLE_SLAVE) {
-                    btsnd_hcic_ble_read_remote_feat(p->hci_handle);
+                    btsnd_hcic_rmt_ver_req (p->hci_handle);
                 } else {
                     btm_establish_continue(p);
                 }
@@ -906,12 +906,17 @@ void btm_read_remote_version_complete (UINT8 *p)
             }
 #if BLE_INCLUDED == TRUE
             if (p_acl_cb->transport == BT_TRANSPORT_LE) {
-                if (HCI_LE_DATA_LEN_EXT_SUPPORTED(p_acl_cb->peer_le_features)) {
-                    uint16_t data_length = controller_get_interface()->get_ble_default_data_packet_length();
-                    uint16_t data_txtime = controller_get_interface()->get_ble_default_data_packet_txtime();
-                    btsnd_hcic_ble_set_data_length(p_acl_cb->hci_handle, data_length, data_txtime);
+                if(p_acl_cb->link_role == HCI_ROLE_MASTER) {
+                    if (HCI_LE_DATA_LEN_EXT_SUPPORTED(p_acl_cb->peer_le_features)) {
+                        uint16_t data_length = controller_get_interface()->get_ble_default_data_packet_length();
+                        uint16_t data_txtime = controller_get_interface()->get_ble_default_data_packet_txtime();
+                        btsnd_hcic_ble_set_data_length(p_acl_cb->hci_handle, data_length, data_txtime);
+                    }
+                    l2cble_notify_le_connection (p_acl_cb->remote_addr);
+                } else {
+                     //slave role, read remote feature
+                     btsnd_hcic_ble_read_remote_feat(p_acl_cb->hci_handle);
                 }
-                l2cble_notify_le_connection (p_acl_cb->remote_addr);
             }
 #endif
             break;
diff --git a/components/bt/bluedroid/stack/smp/smp_act.c b/components/bt/bluedroid/stack/smp/smp_act.c
index 65370e6776..0b5d50be2e 100644
--- a/components/bt/bluedroid/stack/smp/smp_act.c
+++ b/components/bt/bluedroid/stack/smp/smp_act.c
@@ -58,7 +58,7 @@ static bool lmp_version_below(BD_ADDR bda, uint8_t version)
         SMP_TRACE_WARNING("%s cannot retrieve LMP version...", __func__);
         return false;
     }
-    SMP_TRACE_WARNING("%s LMP version %d < %d", __func__, acl->lmp_version, version);
+    SMP_TRACE_DEBUG("%s LMP version %d < %d", __func__, acl->lmp_version, version);
     return acl->lmp_version < version;
 }