Authentication With Magic Links

Linking to a Nintendo Account, Nintendo Switch Support

My Nintendo

How to Set up Nintendo Switch Two-Factor Authentication

Nintendo - Authy

My brother gave me his Nintendo login so I could play his digital games but it's giving me this warning. I'm pretty sure his account is already linked to his Switch, so

Nintendo

Nintendo Switch Two-Factor Security: How To Turn It On (And Why) - SlashGear

What is the best website to verify/authenticate a gaming account? - Quora

FAQs_old - SWITCH edu-ID - SWITCH Help

FAQs - SWITCH edu-ID - SWITCH Help