Rhythm Heaven Groove Demo Guide Essentials
Use the demo as a hardware test, not only a gameplay preview.
Try one run in handheld mode and one run on your TV with Game Mode enabled.
Write down any timing offset that feels consistent before changing controllers or audio.
Best Next Step
Use this page as the answer, then move into the tool that matches the blocker: lag wizard for setup problems, database for cue problems, and tracker for completion planning.