To create or install a complete theme, you need the following specific image "pieces" formatted as : The background for the top screen of the main menu. : The background for the bottom screen of the main menu. bckgrd_1.bmp : The top screen background for the file browser. bckgrd_2.bmp : The bottom screen background for the file browser.
: Specifically designed for R4i cards, this tool allows users to import images for both the top and bottom DS screens and edit individual menu icons. r4 theme creator