Knock Knock - Classic (Fast) is back.

Classic mode - now Fast mode

• Classic mode was retired during the past 24h as it wasn't working with the latests algorithm generation, it's been fixed now.

• Every Classic case contains exactly one hidden murder weapon. You will need to discover the weapon in order to reveal who did the crime.

• The weapon is only revealed after manually crossing out its square.

• One or two suspect clues depend on discovering the murder weapon.

• Weapon discovery is integrated into the positional deduction chain.

New features

• Added a notebook button next to Detective’s Notes when the Investigation Handbook is available.

• The reference panel is now named Weapons & Furniture in Investigation mode.

• Weapons are displayed first, followed by every unique furniture type found in the case.

• Added closed internal doors and new clues for being next to—or not next to—a door.

• Added a coffee machine to every Brunch Cafe case.

Map generation

• Improved room identity, furniture bundles and seating consistency.

• TV layouts now prioritize sofas facing the television, optionally with a rug or clear gap.

• Improved casino layouts with paired slot machines and gaming stools.

Clues and usability

• Removed relational clues with only one possible suspect pair.

• Improved clue highlights for windows, doors and adjacent objects.

• Furniture dimensions now remain correct when the same object appears rotated.

• Improved accessible labels, controller focus and mouse interaction.

• Fixed a bug when playing coop with mouse.