Copy the entire theme folder into the Themes directory located at the root of your SD card. (If the folder doesn't exist, create it).
On your computer or smartphone, open your preferred 3DS theme archive website. 3ds theme archive
The largest community repository for custom 3DS themes. It is actively updated and allows for easy searching, sorting by popularity, and previewing themes before downloading. Copy the entire theme folder into the Themes
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The 3DS era may have officially ended in the eyes of Nintendo, but the community keeps the spirit of the handheld alive. Whether you want your 2DS to look like a nostalgic Windows 95 desktop or a sleek Persona 5 interface, the archive provides the tools to turn your console into a unique piece of art. The largest community repository for custom 3DS themes
Filter by tags, categories, NSF (Not Safe for Work) status, or BGM availability.
The archive is a eulogy, but it is also a rebellion. Nintendo has moved on. The Switch is a monolith. The world is now high-resolution, 60-frames-per-second, ray-traced. But here, on the 3DS Theme Archive, we preserve the pixelated, the 240p, the slightly laggy folder scroll.