1. Create a new "M04" folder for M04-2 in the USB;
Save the new boot screen file named “M04-Logo.bmp” (Resolution ratio: 800*480) into this folder;
Plug the USB into the port of M04, There is a “System 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 2 then the “Sys-Tips” will give a warning that continue changing or not.
Picture2: System Tips Window2
3. Press Enter, if there is no proper file in the USB, the screen will prompt ” No new Logo screen pic found”, please double check if there is a New boot screen pic for M04-2 in USB. If the system found the proper picture, it will upload the pic automatically. Within few seconds, the firmware will upgraded completely with restart.
Picture3: No New Logo Screen Pic Found
Picture4-6: Boot Screen Progress