Update Nintendo Switch CFW to 21.1.0 or 21.2.0 ( 2026 Guide)
In this video, I show you how to safely update the custom firmware on a modded Nintendo Switch to firmware version 21.1.0. and to 21.2.0 same steps same tutorial.
This is a short, step-by-step guided tutorial designed to help you update your system correctly and avoid common issues such as boot errors or black screens. The method demonstrated in this video can also be used for future firmware updates.
⚠️ Important notes
• This tutorial is for already-modded Nintendo Switch consoles only
• This video does not show how to mod a Switch
• Always make sure to back up your data before updating
• Follow the steps carefully and proceed at your own risk
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Thanks for watching!
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⚠️useful links : https://pastebin.com/v0ZSiJqq
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