If you’re curious about emulation, stick to homebrew or open-source games, or only dump titles you personally own. And always check your local laws before modifying hardware or downloading game files.
To play these ROMs on external hardware, you need a high-quality emulator. While the legendary Yuzu project was discontinued, the community has rallied around several powerful successors: 5 Best Nintendo Switch Emulators for Android & PC 2026 switch roms games
Most modern emulators allow you to simply double-click an NSP or XCI file to install it to your library interface, making it look just like the home menu on a real Switch. If you’re curious about emulation, stick to homebrew