diff --git a/core/embed/bootloader/main.c b/core/embed/bootloader/main.c
index 22ae945d9..efbd5e529 100644
--- a/core/embed/bootloader/main.c
+++ b/core/embed/bootloader/main.c
@@ -240,7 +240,53 @@ static void usb_init_all(secbool usb21_landing) {
 
   ensure(usb_webusb_add(&webusb_info), NULL);
 
-  usb_start();
+  // usb start after vbus connected
+  // usb_start();
+}
+
+static void usb_switch(void) {
+  static bool usb_opened = false;
+
+  if (!ble_charging_state()) {
+    ble_cmd_req(BLE_PWR, BLE_PWR_CHARGING);
+    return;
+  }
+
+  if (ble_get_charge_type() == CHARGE_BY_USB) {
+    if (!usb_opened) {
+      usb_start();
+      usb_opened = true;
+    }
+  } else {
+    if (usb_opened) {
+      usb_stop();
+      usb_opened = false;
+    }
+  }
+}
+
+static void charge_switch(void) {
+  static bool charge_configured = false;
+  static bool charge_enabled = false;
+
+  if (!ble_charging_state()) {
+    ble_cmd_req(BLE_PWR, BLE_PWR_CHARGING);
+    return;
+  }
+
+  if (ble_get_charge_type() == CHARGE_BY_USB) {
+    if (!charge_enabled || !charge_configured) {
+      charge_configured = true;
+      charge_enabled = true;
+      ble_cmd_req(BLE_PWR, BLE_PWR_CHARGE_ENABLE);
+    }
+  } else {
+    if (charge_enabled || !charge_configured) {
+      charge_configured = true;
+      charge_enabled = false;
+      ble_cmd_req(BLE_PWR, BLE_PWR_CHARGE_DISABLE);
+    }
+  }
 }
 
 static secbool bootloader_usb_loop(const vendor_header* const vhdr,
@@ -256,6 +302,10 @@ static secbool bootloader_usb_loop(const vendor_header* const vhdr,
     while (true) {
       ble_uart_poll();
 
+      usb_switch();
+
+      charge_switch();
+
       // check usb
       if (USB_PACKET_SIZE == spi_slave_poll(buf)) {
         host_channel = CHANNEL_SLAVE;
diff --git a/core/embed/trezorhal/ble.c b/core/embed/trezorhal/ble.c
index 56b9c4a24..08122acab 100644
--- a/core/embed/trezorhal/ble.c
+++ b/core/embed/trezorhal/ble.c
@@ -314,7 +314,8 @@ void ble_uart_poll(void) {
       break;
     case BLE_CMD_PLUG_STA:
       get_ble_charging = true;
-      if (ble_usart_msg.cmd_vale[0] == 1 || ble_usart_msg.cmd_vale[0] == 3) {
+      if (ble_usart_msg.cmd_vale[0] == 1 || ble_usart_msg.cmd_vale[0] == 3 ||
+          ble_usart_msg.cmd_vale[0] == 4) {
         dev_pwr_sta = 1;
         if (ble_usart_msg.cmd_vale[1] == CHARGE_BY_USB ||
             ble_usart_msg.cmd_vale[1] == CHARGE_BY_WIRELESS) {
diff --git a/core/embed/trezorhal/ble.h b/core/embed/trezorhal/ble.h
index b4ae27ad1..72b243e9b 100644
--- a/core/embed/trezorhal/ble.h
+++ b/core/embed/trezorhal/ble.h
@@ -45,6 +45,8 @@ extern uint8_t dev_pwr_sta;
 #define BLE_PWR_EMMC_ON 0x03
 #define BLE_PWR_EQ 0x04
 #define BLE_PWR_CHARGING 0x05
+#define BLE_PWR_CHARGE_ENABLE 0x06
+#define BLE_PWR_CHARGE_DISABLE 0x07
 #define BLE_VER 0x83
 #define BLE_VER_ADV 0x01
 #define BLE_VER_FW 0x02