10a. Desktop: Select “Desktop” and return to the main interface.b. New, copy, move, delete and rename: Refer to file operation description.c. Information: Open or close the file information column.3) In the interface of music file list, use “up” or “down” keys to select music file, and press“Enter” key to confirm. Unit will enter into the music play interface, and start to playmusic.4) During music playback, you can perform the following operations:a. Press “Esc” key to stop playback and return to file directory list or long press “ESC”for 3 second to return to the main menu.b. Press “VOL -” or “VOL +” keys to adjust the volume of music playback.c. Press “Enter” key once to pause the playback, and press “Enter” again to resumeplayback.d. Press “up” or “down” keys to play previous file or next file.e. Press “down” or “up” keys and hold for over 2 seconds to fast forward or rewind andenable a search with the playtime/progress bar. Release the key to resumeplayback.5) During the Music playback period, press “menu” key to pop up the icon of music functionmenu:(Pause, fast forward, rewind, previous, next, repeat mode, A-B repeat reading, ID3information, EQ function, and background music)(Repeat mode: Single repeat, repeat in directory, and random play)(Music ID3 information, and display of LRC lyric)