HomeBuddy - How to use DFU and upgrade via Avantree APP

To upgrade the firmware:

1. Connect HomeBuddy to your PC using a USB-C data cable

2. Download Avantree App for PC

   • Download here 

3. Open the app — SP402 will enter DFU mode automatically

4. Do not unplug during update

Once completed, the speaker will reboot and return to normal mode.