1.      Create a new "M04" folder for M04-2 in the USB;

Save the file named “M04-Upload.gm” into this folder;

Plug the USB into the port of M04, There is a “Sys-Tips” windows popping up on the main screen automatically, showing “Button: 1-Update firmware, 2-Change Logo screen, Esc-Cancel”.

As the following picture1 shows (M04-2):

Picture1: System Tips Window

2.      Press 1 then the “Sys-Tips” will give a warning that continue updating or not.

As follows:

Picture2: System Tips Window2

3.      Press Enter, if there is no proper file in the USB, the screen will prompt ” No new firmware found”, please double check if there is a upgrade file for M04-2 in USB. If the system found the proper upgrade file, it will load file automatically. Within few seconds, the firmware will upgraded completely with restart.

Picture3: No New Firmware Found

Picture4: Loading File

Picture5: Loading Complete