Nintendo 3DS and Wii U Online Servers Are Shutting Down Forever

Not long after shutting down the Wii U and 3DS eShops, Nintendo reveals plans to discontinue most of the remaining online services for the consoles.

Nintendo to Shut Down eShop for Wii U and 3DS in Spring of 2023 (Funds available to add until May/August 2022)

Nintendo's Wii U and 3DS stores closing signal a loss of digital art : NPR

Miiverse Shuts Down On Wii U And 3DS This November

Nintendo shutting down online services for Wii U and 3DS in 2024 including Super Smash Bros.

Nintendo announces 3DS and Wii U's online services to end in early 2024

Could PS3, PS Vita Closures Be on the Cards After Wii U, 3DS Announcements?

Online Servers for all 3DS and Wii U games are shutting down in April next year. This includes MH3U(the Wii U version )MH4U, MHGen and MH stories. : r/MonsterHunter

The two reasons Nintendo won't “backpedal” on controversial eShop closure

Nintendo will take 3DS and Wii U services offline in 'early April 2024