https://wccftech.com/zelda-botw-update-1-4-0-dlc-2-fixes/

Nintendo has released The Legend of Zelda BOTW update 1.4.0 which adds support for The Champion’s Ballad DLC 2 pack, and offers various gameplay fixes.

Breath of the Wild’s second DLC pack was released yesterday following the release of the expansion’s new trailer at the Game Awards. We’ve included that trailer down below just in case: