The image displayed on the top screen.
In the late 2000s and early 2010s, homebrew developers released standalone Windows applications specifically designed for this task, such as R4 Skin Creator or Wood R4 Theme Editor .
Safely eject the card, put it back into your R4 card, and power on your console.
Create a new project with dimensions set to pixels.
Open your graphic design software of choice (e.g., GIMP or Photoshop).
The Ultimate Guide to R4 Theme Creators: Personalize Your Retro Handheld