diff --git a/ble/vu.key b/ble/ble.key
similarity index 100%
rename from ble/vu.key
rename to ble/ble.key
diff --git a/ble/ble_flashing.sh b/ble/ble_flashing.sh
index 09a118c396..0508e721d8 100644
--- a/ble/ble_flashing.sh
+++ b/ble/ble_flashing.sh
@@ -20,20 +20,70 @@ PARTTION="$current_directory/partition-table.bin"
 OTA_DATA_INITIAL="$current_directory/ota_data_initial.bin"
 NETWORK_ADAPTER="$current_directory/network_adapter.bin"
 BOOTLOADER="$current_directory/bootloader.bin"
+KEY_FILE="$current_directory/ble.key"
 OPTIONS="--before default_reset --after hard_reset --chip esp32s3 write_flash"
 
-# Search for .key files only in the specified directory (not in subdirectories)
-KEY_FILE=$(find "$current_directory" -maxdepth 1 -type f -name "*.key")
-# Check if any .key files were found
-if [ -n "$KEY_FILE" ]; then
-    $ESPTOOL -p $SERIAL_PORT -b $FLASH_BAUD  $OPTIONS --flash_mode $FLASH_MODE --flash_size $FLASH_SIZE --flash_freq $FLASH_FREQ 0x0 $BOOTLOADER 0x8000 $PARTTION 0x9000 $KEY_FILE 0xd000 $OTA_DATA_INITIAL 0x10000 $NETWORK_ADAPTER
 
+# BLE restart loader
+ble_restart_loader() {
+    ble_restart_loader="00000148#FD00"
+    cansend can0 $ble_restart_loader
+    result=$?
+    # Check the result
+    if [ $result -eq 0 ]; then
+        echo "ble restart loader successfully."
+        return 0
+    else
+        echo "Error: ble restart loader failed with exit code $result."
+        return -1
+    fi
+}
+
+# BLE restart app
+ble_restart_app() {
+    # BLE restart app
+    ble_restart_app="00000148#FD01"
+    cansend can0 $ble_restart_app
+    result=$?
+    # Check the result
+    if [ $result -eq 0 ]; then
+        echo "ble restart app successfully."
+        return 0
+    else
+        echo "Error: ble restart app failed with exit code $result."
+        return -1
+    fi
+}
+
+ble_flashing() {
+    $ESPTOOL -p $SERIAL_PORT -b $FLASH_BAUD  $OPTIONS --flash_mode $FLASH_MODE --flash_size $FLASH_SIZE --flash_freq $FLASH_FREQ 0x0 $BOOTLOADER 0x8000 $PARTTION 0x9000 $KEY_FILE 0xd000 $OTA_DATA_INITIAL 0x10000 $NETWORK_ADAPTER
     # Check the exit status of the esptool.py command
     if [ $? -eq 0 ]; then
         echo "Flash completed successfully."
+        return 0
     else
         echo "Flash failed."
+        return -1
     fi
-else
-    echo "No .key files found in the specified directory."
-fi
\ No newline at end of file
+}
+
+__main__() {
+    ble_restart_loader
+    if [ $? -ne 0 ]; then
+        return -1
+    fi
+    sleep 1
+
+    ble_flashing
+    if [ $? -ne 0 ]; then
+        return -1
+    fi
+
+    sleep 1
+    ble_restart_app
+    if [ $? -ne 0 ]; then
+        return -1
+    fi
+}
+
+__main__
\ No newline at end of file
diff --git a/ble/cp_to_imx.sh b/ble/cp_to_imx.sh
index 97023b6e32..7c268aa0d1 100755
--- a/ble/cp_to_imx.sh
+++ b/ble/cp_to_imx.sh
@@ -1,7 +1,6 @@
 #!/bin/bash
 scp ble_flashing.sh root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
-scp tri.bin root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
-scp vu.key root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
+scp ble.key root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
 scp build/bootloader/bootloader.bin root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
 scp build/partition_table/partition-table.bin  root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
 scp build/ota_data_initial.bin root@192.168.7.1:/home/root/ble_fw/ble_self_hosted/.
diff --git a/ble/tri.bin b/ble/tri.bin
deleted file mode 100644
index 89d7447c68..0000000000
Binary files a/ble/tri.bin and /dev/null differ