diff --git a/components/bt/Kconfig b/components/bt/Kconfig
index 291fa494b..2dc8dac9a 100644
--- a/components/bt/Kconfig
+++ b/components/bt/Kconfig
@@ -333,8 +333,8 @@ menu "Bluetooth"
 
         config BTDM_CTRL_FULL_SCAN_SUPPORTED
             bool "BLE full scan feature supported"
-            depends on BTDM_CTRL_MODE_BLE_ONLY
-            default n
+            depends on BTDM_CONTROLLER_MODE_BLE_ONLY || BTDM_CONTROLLER_MODE_BTDM
+            default y
             help
                 The full scan function is mainly used to provide BLE scan performance.
                 This is required for scenes with high scan performance requirements, such as BLE Mesh scenes.
diff --git a/components/bt/controller/lib b/components/bt/controller/lib
index 0a707c811..e9b76dc71 160000
--- a/components/bt/controller/lib
+++ b/components/bt/controller/lib
@@ -1 +1 @@
-Subproject commit 0a707c811ee824c9777b8712d2edf979fa8d2a2e
+Subproject commit e9b76dc715a2ab326633517c368ab0776c9a18e9
diff --git a/components/bt/host/bluedroid/bta/av/bta_av_aact.c b/components/bt/host/bluedroid/bta/av/bta_av_aact.c
index 52f0809ab..fb4a1fe93 100644
--- a/components/bt/host/bluedroid/bta/av/bta_av_aact.c
+++ b/components/bt/host/bluedroid/bta/av/bta_av_aact.c
@@ -41,6 +41,7 @@
 #if( defined BTA_AR_INCLUDED ) && (BTA_AR_INCLUDED == TRUE)
 #include "bta/bta_ar_api.h"
 #endif
+#include "bta/bta_api.h"
 
 /*****************************************************************************
 **  Constants
@@ -508,8 +509,21 @@ static void bta_av_proc_stream_evt(UINT8 handle, BD_ADDR bd_addr, UINT8 event, t
         /* look up application event */
         if ((p_data == NULL) || (p_data->hdr.err_code == 0)) {
             p_msg->hdr.event = bta_av_stream_evt_ok[event];
+            if (p_msg->hdr.event == BTA_AV_STR_START_OK_EVT) {
+                BTA_DmCoexEventTrigger(BTA_COEX_EVT_STREAMING_STARTED);
+            } else if (p_msg->hdr.event == BTA_AV_STR_START_FAIL_EVT ||
+                p_msg->hdr.event == BTA_AV_STR_SUSPEND_CFM_EVT ||
+                p_msg->hdr.event == BTA_AV_STR_CLOSE_EVT) {
+                BTA_DmCoexEventTrigger(BTA_COEX_EVT_STREAMING_STOPPED);
+            }
         } else {
             p_msg->hdr.event = bta_av_stream_evt_fail[event];
+            if (p_msg->hdr.event == BTA_AV_STR_START_FAIL_EVT ||
+                p_msg->hdr.event == BTA_AV_STR_START_OK_EVT ||
+                p_msg->hdr.event == BTA_AV_STR_SUSPEND_CFM_EVT ||
+                p_msg->hdr.event == BTA_AV_STR_CLOSE_EVT) {
+                BTA_DmCoexEventTrigger(BTA_COEX_EVT_STREAMING_STOPPED);
+            }
         }
 
         p_msg->initiator = FALSE;
diff --git a/components/bt/host/bluedroid/bta/dm/bta_dm_act.c b/components/bt/host/bluedroid/bta/dm/bta_dm_act.c
index 9ceea1388..1bfb909ae 100644
--- a/components/bt/host/bluedroid/bta/dm/bta_dm_act.c
+++ b/components/bt/host/bluedroid/bta/dm/bta_dm_act.c
@@ -3290,6 +3290,7 @@ static void bta_dm_bl_change_cback (tBTM_BL_EVENT_DATA *p_data)
             p_msg->transport = p_data->conn.transport;
             p_msg->handle = p_data->conn.handle;
 #endif
+            BTA_DmCoexEventTrigger(BTA_COEX_EVT_ACL_CONNECTED);
             break;
         case BTM_BL_DISCN_EVT:
             bdcpy(p_msg->bd_addr, p_data->discn.p_bda);
@@ -3297,6 +3298,7 @@ static void bta_dm_bl_change_cback (tBTM_BL_EVENT_DATA *p_data)
             p_msg->transport = p_data->discn.transport;
             p_msg->handle = p_data->discn.handle;
 #endif
+            BTA_DmCoexEventTrigger(BTA_COEX_EVT_ACL_DISCONNECTED);
             break;
         case BTM_BL_UPDATE_EVT:
             p_msg->busy_level = p_data->update.busy_level;
diff --git a/components/bt/host/bluedroid/bta/dm/bta_dm_main.c b/components/bt/host/bluedroid/bta/dm/bta_dm_main.c
index 6fbbbec1c..2107c5be0 100644
--- a/components/bt/host/bluedroid/bta/dm/bta_dm_main.c
+++ b/components/bt/host/bluedroid/bta/dm/bta_dm_main.c
@@ -28,6 +28,7 @@
 #include "osi/allocator.h"
 #include <string.h>
 
+#include "esp_coexist.h"
 
 /*****************************************************************************
 ** Constants and types
@@ -407,6 +408,37 @@ BOOLEAN bta_dm_sm_execute(BT_HDR *p_msg)
     return TRUE;
 }
 
+void BTA_DmCoexEventTrigger(uint32_t event)
+{
+    switch(event) {
+    case BTA_COEX_EVT_SCAN_STARTED:
+    case BTA_COEX_EVT_SCAN_STOPPED:
+    case BTA_COEX_EVT_SNIFF_ENTER:
+    case BTA_COEX_EVT_SNIFF_EXIT:
+    case BTA_COEX_EVT_A2DP_PAUSED_ENTER:
+    case BTA_COEX_EVT_A2DP_PAUSED_EXIT:
+        break;
+    case BTA_COEX_EVT_ACL_CONNECTED:
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_STREAMING);
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_PAUSED);
+        break;
+    case BTA_COEX_EVT_ACL_DISCONNECTED:
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_STREAMING);
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_PAUSED);
+        break;
+    case BTA_COEX_EVT_STREAMING_STARTED:
+        esp_coex_status_bit_set(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_STREAMING);
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_PAUSED);
+        break;
+    case BTA_COEX_EVT_STREAMING_STOPPED:
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_STREAMING);
+        esp_coex_status_bit_clear(ESP_COEX_ST_TYPE_BT, ESP_COEX_BT_ST_A2DP_PAUSED);
+        break;
+    default:
+        break;
+    }
+}
+
 /*******************************************************************************
 **
 ** Function         bta_dm_sm_search_disable
diff --git a/components/bt/host/bluedroid/bta/include/bta/bta_api.h b/components/bt/host/bluedroid/bta/include/bta/bta_api.h
index 23356a4cf..74c4cabc3 100644
--- a/components/bt/host/bluedroid/bta/include/bta/bta_api.h
+++ b/components/bt/host/bluedroid/bta/include/bta/bta_api.h
@@ -2683,9 +2683,23 @@ extern void BTA_VendorInit  (void);
 **
 *******************************************************************************/
 extern void BTA_VendorCleanup (void);
-
 #endif
 
+enum {
+    BTA_COEX_EVT_SCAN_STARTED = 1,
+    BTA_COEX_EVT_SCAN_STOPPED,
+    BTA_COEX_EVT_ACL_CONNECTED,
+    BTA_COEX_EVT_ACL_DISCONNECTED,
+    BTA_COEX_EVT_STREAMING_STARTED,
+    BTA_COEX_EVT_STREAMING_STOPPED,
+    BTA_COEX_EVT_SNIFF_ENTER,
+    BTA_COEX_EVT_SNIFF_EXIT,
+    BTA_COEX_EVT_A2DP_PAUSED_ENTER,
+    BTA_COEX_EVT_A2DP_PAUSED_EXIT,
+};
+
+extern void BTA_DmCoexEventTrigger(uint32_t event);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/bt/host/bluedroid/hci/hci_layer.c b/components/bt/host/bluedroid/hci/hci_layer.c
index 2068062bf..839da44b2 100644
--- a/components/bt/host/bluedroid/hci/hci_layer.c
+++ b/components/bt/host/bluedroid/hci/hci_layer.c
@@ -35,7 +35,7 @@
 #include "osi/fixed_queue.h"
 
 #define HCI_HOST_TASK_PINNED_TO_CORE    (TASK_PINNED_TO_CORE)
-#define HCI_HOST_TASK_STACK_SIZE        (2048 + BT_TASK_EXTRA_STACK_SIZE)
+#define HCI_HOST_TASK_STACK_SIZE        (4096 + BT_TASK_EXTRA_STACK_SIZE)
 #define HCI_HOST_TASK_PRIO              (BT_TASK_MAX_PRIORITIES - 3)
 #define HCI_HOST_TASK_NAME              "hciT"
 
@@ -299,7 +299,7 @@ static void event_command_ready(fixed_queue_t *queue)
 
     wait_entry = fixed_queue_dequeue(queue, FIXED_QUEUE_MAX_TIMEOUT);
 
-    if(wait_entry->opcode == HCI_HOST_NUM_PACKETS_DONE 
+    if(wait_entry->opcode == HCI_HOST_NUM_PACKETS_DONE
 #if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
     || wait_entry->opcode == HCI_VENDOR_BLE_ADV_REPORT_FLOW_CONTROL
 #endif
diff --git a/components/bt/host/bluedroid/stack/include/stack/btm_ble_api.h b/components/bt/host/bluedroid/stack/include/stack/btm_ble_api.h
index a6c65d23c..4db9d8dfd 100644
--- a/components/bt/host/bluedroid/stack/include/stack/btm_ble_api.h
+++ b/components/bt/host/bluedroid/stack/include/stack/btm_ble_api.h
@@ -105,7 +105,7 @@ typedef UINT8   tBTM_BLE_SFP;
 #endif
 
 /* adv parameter boundary values */
-#define BTM_BLE_ADV_INT_MIN            0x0020
+#define BTM_BLE_ADV_INT_MIN            0x0010
 #define BTM_BLE_ADV_INT_MAX            0x4000
 
 /* Full scan boundary values */
@@ -2118,8 +2118,8 @@ tBTM_STATUS BTM_UpdateBleDuplicateExceptionalList(uint8_t subcode, uint32_t type
 **
 ** Function         BTM_GetCurrentConnParams
 **
-** Description      This function is called to read the current connection parameters 
-**                  of the device 
+** Description      This function is called to read the current connection parameters
+**                  of the device
 **
 ** Returns          TRUE or FALSE
 **
diff --git a/components/esp_wifi/Kconfig b/components/esp_wifi/Kconfig
index 1214f47ac..26ec0223d 100644
--- a/components/esp_wifi/Kconfig
+++ b/components/esp_wifi/Kconfig
@@ -12,37 +12,6 @@ menu "Wi-Fi"
             If only Bluetooth is used, it is recommended to disable this option to reduce binary file
             size.
 
-    choice ESP32_WIFI_SW_COEXIST_PREFERENCE
-        prompt "WiFi/Bluetooth coexistence performance preference"
-        depends on ESP32_WIFI_SW_COEXIST_ENABLE
-        default ESP32_WIFI_SW_COEXIST_PREFERENCE_BALANCE
-        help
-            Choose Bluetooth/WiFi/Balance for different preference.
-            If choose WiFi, it will make WiFi performance better. Such, keep WiFi Audio more fluent.
-            If choose Bluetooth, it will make Bluetooth performance better. Such, keep Bluetooth(A2DP) Audio more
-            fluent.
-            If choose Balance, the performance of WiFi and bluetooth will be balance. It's default. Normally, just
-            choose balance, the A2DP audio can play fluently, too.
-            Except config preference in menuconfig, you can also call esp_coex_preference_set() dynamically.
-
-        config ESP32_WIFI_SW_COEXIST_PREFERENCE_WIFI
-            bool "WiFi"
-
-        config ESP32_WIFI_SW_COEXIST_PREFERENCE_BT
-            bool "Bluetooth(include BR/EDR and BLE)"
-
-        config ESP32_WIFI_SW_COEXIST_PREFERENCE_BALANCE
-            bool "Balance"
-
-    endchoice
-
-    config ESP32_WIFI_SW_COEXIST_PREFERENCE_VALUE
-        int
-        depends on ESP32_WIFI_SW_COEXIST_ENABLE
-        default 0 if ESP32_WIFI_SW_COEXIST_PREFERENCE_WIFI
-        default 1 if ESP32_WIFI_SW_COEXIST_PREFERENCE_BT
-        default 2 if ESP32_WIFI_SW_COEXIST_PREFERENCE_BALANCE
-
     config ESP32_WIFI_STATIC_RX_BUFFER_NUM
         int "Max number of WiFi static RX buffers"
         range 2 25 if !SPIRAM_TRY_ALLOCATE_WIFI_LWIP
diff --git a/components/esp_wifi/include/esp_coexist.h b/components/esp_wifi/include/esp_coexist.h
index c9b241d3d..1ff624d9b 100644
--- a/components/esp_wifi/include/esp_coexist.h
+++ b/components/esp_wifi/include/esp_coexist.h
@@ -32,6 +32,22 @@ typedef enum {
     ESP_COEX_PREFER_NUM,            /*!< Prefer value numbers */
 } esp_coex_prefer_t;
 
+/**
+ * @brief coex status type
+ */
+typedef enum {
+    ESP_COEX_ST_TYPE_WIFI = 0,
+    ESP_COEX_ST_TYPE_BLE,
+    ESP_COEX_ST_TYPE_BT,
+} esp_coex_status_type_t;
+
+#define ESP_COEX_BLE_ST_MESH_CONFIG        0x08
+#define ESP_COEX_BLE_ST_MESH_TRAFFIC       0x10
+#define ESP_COEX_BLE_ST_MESH_STANDBY       0x20
+
+#define ESP_COEX_BT_ST_A2DP_STREAMING      0x10
+#define ESP_COEX_BT_ST_A2DP_PAUSED         0x20
+
 /**
  * @brief Get software coexist version string
  *
@@ -40,7 +56,8 @@ typedef enum {
 const char *esp_coex_version_get(void);
 
 /**
- * @brief Set coexist preference of performance
+ * @deprecated Use esp_coex_status_bit_set() and esp_coex_status_bit_clear() instead.
+ *  Set coexist preference of performance
  *  For example, if prefer to bluetooth, then it will make A2DP(play audio via classic bt)
  *  more smooth while wifi is runnning something.
  *  If prefer to wifi, it will do similar things as prefer to bluetooth.
@@ -51,6 +68,23 @@ const char *esp_coex_version_get(void);
  */
 esp_err_t esp_coex_preference_set(esp_coex_prefer_t prefer);
 
+/**
+ * @brief Set coex schm status
+ * @param type : WIFI/BLE/BT
+ * @param status : WIFI/BLE/BT STATUS
+ * @return : ESP_OK - success, other - failed
+ */
+esp_err_t esp_coex_status_bit_set(esp_coex_status_type_t type, uint32_t status);
+
+/**
+ * @brief Clear coex schm status
+ * @param type : WIFI/BLE/BT
+ * @param status : WIFI/BLE/BT STATUS
+ * @return : ESP_OK - success, other - failed
+ */
+esp_err_t esp_coex_status_bit_clear(esp_coex_status_type_t type, uint32_t status);
+
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/esp_wifi/lib b/components/esp_wifi/lib
index 8944eec56..8e75d9c8e 160000
--- a/components/esp_wifi/lib
+++ b/components/esp_wifi/lib
@@ -1 +1 @@
-Subproject commit 8944eec56a5337e62a08b8f5001f2df9d92704b6
+Subproject commit 8e75d9c8e4ac78dab8efecbdf4e6104f66bb75b9
diff --git a/components/esp_wifi/sdkconfig.rename b/components/esp_wifi/sdkconfig.rename
index a9de8bd4e..8d55abed3 100644
--- a/components/esp_wifi/sdkconfig.rename
+++ b/components/esp_wifi/sdkconfig.rename
@@ -2,8 +2,3 @@
 # CONFIG_DEPRECATED_OPTION CONFIG_NEW_OPTION
 
 CONFIG_SW_COEXIST_ENABLE                CONFIG_ESP32_WIFI_SW_COEXIST_ENABLE
-CONFIG_SW_COEXIST_PREFERENCE            CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE
-CONFIG_SW_COEXIST_PREFERENCE_WIFI       CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE_WIFI
-CONFIG_SW_COEXIST_PREFERENCE_BT         CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE_BT
-CONFIG_SW_COEXIST_PREFERENCE_BALANCE    CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE_BALANCE
-CONFIG_SW_COEXIST_PREFERENCE_VALUE      CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE_VALUE
diff --git a/components/esp_wifi/src/phy_init.c b/components/esp_wifi/src/phy_init.c
index 87fb3afc7..7ba00f103 100644
--- a/components/esp_wifi/src/phy_init.c
+++ b/components/esp_wifi/src/phy_init.c
@@ -267,7 +267,6 @@ esp_err_t esp_phy_rf_init(const esp_phy_init_data_t* init_data, esp_phy_calibrat
         uint32_t phy_bt_wifi_mask = BIT(PHY_BT_MODULE) | BIT(PHY_WIFI_MODULE);
         if ((s_module_phy_rf_init & phy_bt_wifi_mask) == phy_bt_wifi_mask) { //both wifi & bt enabled
             coex_init();
-            coex_preference_set(CONFIG_ESP32_WIFI_SW_COEXIST_PREFERENCE_VALUE);
             coex_resume();
         }
     }
diff --git a/components/lwip/Kconfig b/components/lwip/Kconfig
index c93d54de0..ff2909d94 100644
--- a/components/lwip/Kconfig
+++ b/components/lwip/Kconfig
@@ -344,7 +344,8 @@ menu "LWIP"
         config LWIP_TCP_SND_BUF_DEFAULT
             int "Default send buffer size"
             default 5744  # 4 * default MSS
-            range 2440 65535
+            range 2440 65535 if !LWIP_WND_SCALE
+            range 2440 1024000 if LWIP_WND_SCALE
             help
                 Set default send buffer size for new TCP sockets.
 
@@ -360,7 +361,8 @@ menu "LWIP"
         config LWIP_TCP_WND_DEFAULT
             int "Default receive window size"
             default 5744 # 4 * default MSS
-            range 2440 65535
+            range 2440 65535 if !LWIP_WND_SCALE
+            range 2440 1024000 if LWIP_WND_SCALE
             help
                 Set default TCP receive window size for new TCP sockets.