I can’t install the new firmware. It recognizes the archive but not reboot after choose install option. Any idea?? Thank you

I have my player since a week. I´m happy with the purchase but I have seen two problems, don´t work with USB with my Fiio Q II amp and the most important, I had to switch off in audio settings "in line remote" because with three different iems, had a problem with crazy play/pause with any app...

Hi, I´m Nico from Spain. Ready to learn from everybody. Thank you