If you're not impressed with the Switch's WiFi capabilities and were thinking about using ethernet instead, I hope this helps. : r/NintendoSwitch
What does the L next to the Nintendo Switch Wi-Fi symbol mean? – Thumbsticks
Nintendo Support: How to Connect to the Internet Using a Wireless Network
How to Connect to the Internet - Nintendo Switch Wiki Guide - IGN
Nintendo Support: How to Manually Set Up a Wireless Internet Connection
How to Directly Connect the Nintendo Switch to LAN Internet | AllGamers
Nintendo Support: How to Connect to the Internet Using a Wired Connection
How to connect a Nintendo Switch to your phone's hotspot | iMore
Nintendo Support: Requirements to Connect Nintendo Switch to the Internet
How To Improve Your Switch's Internet Connection - Nintendo Life
Fix slow download & upload speeds on Nintendo Switch - Super Easy
How to Connect to the Internet - Nintendo Switch Wiki Guide - IGN
Buy Nintendo Switch Wired Internet LAN Adapter by HORI Officially Licensed by Nintendo Online in Hong Kong. B01N6S068R
Nintendo Support: How to Connect to the Internet Using a Wireless Network
Nintendo Switch: how to disable the Wi-Fi connection? - 🕹️ Geekinco
How to fix a 'Network Settings are not supported' error on Nintendo Switch | iMore
How To Improve Your Switch's Internet Connection - Nintendo Life
Nintendo Switch Connexion Internet Impossible - ConnexionGuide.Com
How to tweak your Nintendo Switch settings to perfection | iMore
Nintendo Support: Requirements to Connect Nintendo Switch to the Internet
Nintendo Switch WiFi Setup – Information Technology Services
Fix Nintendo Switch Message – Your Connection with the Other Player is Unstable – QMGames
How to Manually Enter DNS Settings | Support | Nintendo
