1. About M3 Pro, from Beginner to Master(to be continued)

Emergency measures for system frozen or stuck


1.【Force to reboot】Hold power button simultaneously for 10s.

2.【Factory restore】Go to Settings--System settings--Factory restore to "Reset to factory defaults" ).

3.【Fail to turn on or charging】Try other power adapters and charging cables. Trickle charge the unit or connect it to a PC via USB for more than 2 hours.


Entry Level


1. Firmware upgrade

2. Connect to computers to transfer music files

3. DAC function

4. Gesture controls guide

5. Button operations guide

6. How to delete tracks


Special Functions


1. Switch of the now playing page to the lyrics display

2. Introduction to some common settings

3. Introduction to audio output methods: including PO/LO/USB Audio

4. Other applications on M3 Pro

5. Instruction of A-B repeat function


Hot Questions and Answers About the M3 Pro


1. Does the M3 Pro support call function? How about in-line remote funtion and mic?

2. What TF card and music formats dose it support? Is it limited for the song number?


Other Notes

M3 Pro Complete User Manual

Repository of Firmwares and Drivers

Could not find answers above? Please contact customer service: support@fiio.com.