131) Select “E-book” function in the main interface and press “Enter” key to confirm, and toenter into the interface of E-book file list.2) Press “menu” key to call up the file operation menu and the detailed operation method isshown in the description of file operation section.a. 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 E-book file list interface: Use “up” or “down” keys to select E-book, and press“Enter” key to open and display electronic book on the screen.