The operating system running on the Nintendo Switch is derived from the Nintendo 3DS operating system but heavily modernized. It is architected around the ARM Cortex-A57 CPU cores found in the NVIDIA Tegra X1 (T210) SoC.

The Nintendo Switch does not have a traditional BIOS (Basic Input/Output System) accessible to users like a PC. Instead, it uses a custom microkernel-based operating system called , which handles low-level hardware initialization through its internal bootloader. 🛠️ Understanding the "BIOS" Equivalent

System functions like Mii creation or software keyboards won't work.

If you’re looking for a "BIOS" on the Nintendo Switch, you might be searching for its equivalent: . Unlike a PC, the Switch doesn't have a traditional BIOS menu that you enter during startup. Instead, everything you need to manage your console’s health and performance is tucked away in the System Settings menu on the HOME screen.