update
Incremental Upgrade (OTA)
- On the Halo device information page, click on the version number to check for updates. If there is an available update, a message will pop up. Click Update to start the upgrade. Do not power off during the process. After the progress reaches 100%, it will automatically restart.
Full Upgrade (USB)
- If a full upgrade firmware is released, you need to use USB to connect Halo to the computer for the upgrade
tip
- During a full upgrade, your original settings will not be retained, and all settings will be restored to default
- Download the USB burning tool
flash_download_tool
- Click the download link below
-
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- Download the firmware Halo firmware download
- Open
flash_download_tool_3.9.4.exe
, note: after opening the burning tool, a CMD window will pop up first, then the burning tool interface will pop up. Do not close the CMD window - In the burning tool, select
ESP32-S3
forChipType:
- In the burning tool, select
Develop
forWorkMode:
- In the burning tool, select
USB
forLoadMode:
- Click
OK
again, refer to Figure 1 below

tip
- The
green selected area
in Figure 2 must be consistent with the image, and cannot be modified by yourself
- Connect Halo to the computer using a USB-Typec data cable
- Click on
blue area 1
in Figure 2 to select the firmware you downloaded - Click on
blue area 2
in Figure 2 to select the serial port of Halo (if not available, press and hold theB
button on the back of Halo, then connect to the computer) - Click on
blue area 3
in Figure 2 to start burning. After the burning is complete, restart Halo to complete the full upgrade (you must wait for the prompt that the burning is complete before disconnecting Halo)
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