My mp4 player is recognized as ADFU device, but its driver letter is not appear in WIN EXPLORER!
I connected in USB port and run Upgrade Tool program, it noticed that " It is recover state, choose a firmware file for recovering"
I tried many firmware file (.bin,.fw), but it always notice that "Unknow flash type"
What should I do?
Now, it's always in blue screen!
My MP4 player is 256MB, Flash: WS-3.2.13
Please help me!!!!
I really don't want to open it and reset the chip!
