Some users seek specific NSPs of older Fortnite builds for archival purposes, though these versions cannot connect to current live servers.
A: No. Even if you install the NSP, the game requires an internet handshake with Epic. If your Switch is banned from Nintendo servers, you might still connect to Epic, but the matchmaking often fails due to lack of NAT services. Generally, a banned Switch plays Fortnite poorly or not at all. fortnite switch nsp
Save your Switch, protect your Epic account, and enjoy the game as intended—legally, safely, and for free. Some users seek specific NSPs of older Fortnite
Thus, any website offering a "fully working Fortnite Switch NSP" is either misleading you or distributing malware disguised as a game file. you might still connect to Epic