What is rcm loader zero?

RCM Loader Zero is a small dongle that is used to inject custom firmware onto the Nintendo Switch console. It enables the user to run homebrew applications and games that are not officially available on the Nintendo eShop. The RCM Loader Zero dongle is designed to be easy to use and requires no technical knowledge to install. All the user has to do is insert it into the Switch's USB-C port, and it will automatically enter the console's Recovery Mode. With the help of RCM Loader Zero, the user can inject custom firmware and launch apps like Retroarch, an emulator for classic games, and the Homebrew Menu, where a variety of software and tools can be found. The RCM Loader Zero dongle is compatible with all Nintendo Switch firmware versions and can be used on all Switch models, including the newer Switch Lite.