
Complete Guide: All Poppy Playtime Chapter 4 Keypad Codes and Solutions
Poppy Playtime: Chapter 4 features several important codes that you'll need to progress through the game. Here's a comprehensive guide to all puzzle solutions:
Cell Block Code: 3255
- Found in the Control Room after the Nightmare Critter encounter
- Solution comes from the word "CELL" on a whiteboard
- Match letters to numbers: C(3), E(2), L(5), L(5)

Whiteboard with assignments in prison cell
Red Smoke Code: 3642
- Located in the Prison Block Control Room
- Based on the word "CAGE" from a calendar
- Match letters to numbers: C(3), A(6), G(4), E(2)

Calendar with Poppy Playtime markings
Prison Yard Code: 3021
- Found after meeting Doey the Doughman
- Code based on four corner towers
- Order: Blue(3), Green(0), Yellow(2), Red(1)

Poppy Playtime Chapter 4: Prison Towers
Secondary Labs Code: 35198
- Located in the Doctor's Domain
- Based on five experiments and anatomy chart
- Match body parts to experiment numbers:
- Head(3), Arm(5), Hand(1), Leg(9), Foot(8)

Anatomy chart from Poppy Playtime game
Pro Tip: For the Secondary Labs puzzle, visit one experiment at a time to conserve oxygen in your gas mask. Keep oxygen levels between 30-60% while exploring.
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