Many users download a patched NSP only to be met with a connection error. This is because Nintendo’s telemetry servers still try to "phone home." You must have (DNS Man-in-the-Middle) configured to block Nintendo’s update servers, or the patched app will force-close.
: Patched NSPs cannot be updated through the eShop or Tinfoil; users must find a new patched version of the .nsp whenever YouTube makes significant back-end changes. Patched Youtube Nsp
For those looking for current patches or methods to get YouTube working on a modified Switch: Many users download a patched NSP only to