Around the same time, Nintendo added system-level Bluetooth headphone support. 1.6.0 tweaked audio buffering to reduce desync issues in BotW when using wireless earbuds.
The most impactful change for collectors was the removal of an exploit involving the Super Smash Bros. series Amiibo (specifically Link, Zelda, and Ganondorf). Previously, scanning an Amiibo, reloading a save, and scanning again allowed players to bypass the daily limit. Version 1.6.0 hardened the Amiibo cache memory, making it much harder to "time travel" farm for the Twilight Bow or Epona without fully closing the game. zelda botw 1.6.0 update
