: For more advanced injections, tools like VidInjector9002 can be used to package multiple video files into a single .cia file for your 3DS home screen.
: Use a free tool like Handbrake to convert your source video to a high-quality MP4.
A progress bar appeared. It crawled with agonizing slowness, a relic of a slower era.
Finding a "free download" for the official software is complicated because it was originally a licensed developer tool.