Ver: 1.0 Last Updated: 2024-09-06

Changes

This app is a tool for writing BDT's FW to the latest version(v4.0)

How to use

1. Download and install BDT_FW_Upgrader.apk, run the app.
2. Connect USB cable to BDT and android Phone
3. Turn on power switch while holding down the Fn key (enter DFU mode)
4. If entered DFU Mode, you can Program or Verify
5. If Promgram or Verify is done successfully, the green LED will blink when BDT is powered on again.