Bluetooth firmware update instruction:
Download the firmware upgrade package(Click here) from our website or the network community. Unzip it.
Enter DFU upgrade mode: Connect it to a computer with the USB data cable. Turn it on and switch it to the RX mode. Long press the INPUT or LL/HD button for 3s to enter pair mode. (STATUS indicator will flash red and blue alternately)And then hold both the INPUT and LL/HD button for about 5s until all the light goes out. It will enter DFU mode.
3. Execute the "FiiOBluetoothDfu" file of the installation package. Click "Start to Upgrade".
Notices:
*Unplug and re-plug the USB cable to quit the DFU mode.
*If it fails to upgrade after clicking "Start to Upgrade", please try to re-enter the DFU mode.
XMOS firmware update instruction:
Before Upgrade
1. Ensure that you have installed the USB DAC driver( v4.47.0 DAC driver: Click here or V5.22 DAC driver: Click here)
2. Ensure that you have switched the USB mode of BTA30Pro to 2.0(Via the FiiO Control app).
Note: Please do not perform any operation before the upgrade is completed.
Upgrade operation
Double click to run the firmware upgrade tool: FiiODfu.exe (included in the compressed package)
1 , After powering on the BTA30Pro, please switch to the DAC mode and USB input, and then connect the BTA30Pro to the computer through the USB port.
2 , Click " Browse " → select the upgrade package file, then click "Open".
3 , Click " Start " to start the upgrade:
4 , After the progress bar has completed, when the interface displays Firmware “upgrade finished successfully”, it represents the firmware upgrading has been successful.