Convert duo to bmp Online: duo2bmp

You can use Tom's Editor to easily convert images from
DU1, DUO .DUO to Microsoft Windows bitmap .BMP.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

DUO

DU1, DUO is an image format with extension DUO.

BMP

Format created by Microsoft for their Windows and OS/2 operating systems. Images can be compressed or not.