Let’s be honest with each other. While the term "NSP U Portable" is technically neutral, 99% of the time people searching for it are looking for a free, pirated copy.
Hyrule Warriors: Age of Calamity is a prequel to The Legend of Zelda: Breath of the Wild hyrule warriors age of calamity switch nsp u portable
You cannot simply download an NSP and drag it to your SD card on a stock Nintendo Switch. It requires a modded (CFW) Switch with custom firmware (like Atmosphere). Let’s be honest with each other