[TUTO] How To flash/update OCTAGON SF138

Firmware update Manual OCTAGON SF138 HD E2
a) Format USB Storage to FAT32 File system.
b) Unpack Firmware.
c) Copy Folder sf138 to USB Storage.
d) STB Turn off from Power Switch.
e) Connect USB Storage to STB (front).
f) Press Power Button on front and hold on.
g)Turn on STB from Power Switch.
g) Keep hold Power Button 5-10 seconds.
h) The image is now written, takes about 5 minutes.
j) Upon completion, the system will be rebooting.