How to Complete the Piano Puzzle in Undertale
The piano puzzle? Just match the notes you hear: Neutral, Up, Right, Neutral, Down, Down, Right.
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Having firsthand experience here! When I played, I found the solution to the piano puzzle: Neutral, Up, Right, Neutral, Down, Down, Right. Trust me, it works!
To solve the piano puzzle in Undertale, you need to play the notes corresponding to the song you hear in the waterfall area. The pattern is Neutral, Up, Right, Neutral, Down, Down, Right.
Easy peasy! Just follow this sequence: Neutral, Up, Right, Neutral, Down, Down, Right.
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