You're interested in learning about SwitchXCI!
That being said, here's a step-by-step guide to get you started with SwitchXCI: switchxci
Before proceeding, I want to emphasize that modifying your Switch console or using custom firmware can potentially void your warranty, brick your device, or expose you to security risks. Use caution and ensure you understand the risks involved. You're interested in learning about SwitchXCI
SwitchXCI is a tool for Nintendo Switch consoles that allows users to easily manage and switch between different XCI (eXtended Channel Interface) files, which are used to store and load custom firmware, homebrew applications, and games on the Switch. brick your device
[xci] path = /switchxci/xci