draw

Huion Web Flasher

Disconnected
gpp_maybe Disclaimer & Flashing Risk Notice
  • Hardware Risks: Flashing custom firmware involves modifying device microcode, which carries inherent risks and may void manufacturer warranty. Interruption during the writing process may render the device unresponsive.
  • Mandatory Backup: Always make a full backup of your original firmware in Step 3 before writing any new patches, so you can restore your tablet at any time.
  • Disclaimer & No Liability: This tool is developed independently and is not affiliated with, endorsed by, or associated with Huion. It is provided "as is" without warranty of any kind. You assume full responsibility for any risks or potential damages.
1
1. Select Firmware

Choose the firmware patch to install on your tablet.

2
2. Connect Tablet
info First time connecting? Setup may be required.

To allow browser access to WebUSB DFU without sudo, configure a udev rule:

echo 'SUBSYSTEM=="usb", ATTRS{idVendor}=="28e9", MODE="0666"' | sudo tee /etc/udev/rules.d/99-huion-dfu.rules && sudo udevadm control --reload-rules && sudo udevadm trigger

After running, unplug the tablet and reconnect it in DFU mode.

school How to enter DFU mode?
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Unplug USB cable, hold the shortcut key shown below, and reconnect to PC.

DFU Guide GIF
3
3. Backup Firmware

Backup current factory firmware before writing new patch.

4
4. Flash Firmware

Write selected firmware to tablet with full verification.

warning Do not disconnect USB cable or refresh this page while writing flash.
5
5. Exit Flashing Mode
Reboot tablet back to standard working mode.
terminal Operation Log
help System Setup Guide

To allow browser access to WebUSB DFU without sudo, configure a udev rule:

echo 'SUBSYSTEM=="usb", ATTRS{idVendor}=="28e9", MODE="0666"' | sudo tee /etc/udev/rules.d/99-huion-dfu.rules && sudo udevadm control --reload-rules && sudo udevadm trigger

After running, unplug the tablet and reconnect it in DFU mode.

warning Flash Custom Firmware?

About to write custom firmware to tablet MCU. Please verify device compatibility:

Target Firmware
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Applicable Model
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Specifications
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error Do not disconnect USB cable, close, or refresh this page while writing flash, or the tablet may fail to boot.