1. TF card: Better within 32G, and should be a blank card in FAT32 format.
2. If the firmware upgrading failed for the first time, please long-press the
power button for 10s to get it reset, and then back to the upgrading procedure again.
Graphic introduction to the upgrading:
Video introduction to the upgrading:
Edited by FiiO - 7/3/13 at 12:52am