Nintendo Life writes: “Originally teased as a Kickstarter stretch goal when the project was still in its infancy, this visual demake – known as the 64-Bit Tonic – has been a much-wanted feature for fans of the game. We saw glimpses of it last July, and then again in October, but it’s finally here for real now.” The update is free.
Source: N4G PC Yooka-Laylee's Demastered Nintendo 64 Mode Is Out Now On Switch