Little Nightmares 3 The Backstage DLC – Wall Lamp Puzzle Solution: How to Unlock the Bookshelf Room

Image credit: Bandai Namco Entertainment

What to know

  • The Wall Lamp Puzzle is found in a hidden room accessed via a ladder on the building’s ground floor.
  • You must first obtain a piece of cheese and use it to activate a hidden switch.
  • The correct lamp order is revealed by symbols displayed inside a cabinet.
  • Hanging from the four wall lamps in the correct sequence unlocks the room on the left.

After entering the building in Little Nightmares The Backstage DLC, you’ll eventually come across a hanging ceiling light that appears to have no immediate purpose. This area actually hides the route to a secret puzzle room containing the Wall Lamp Puzzle. Solving it unlocks access to the room on the left and allows you to continue exploring the area.

Quick overview of the Wall Lamp Puzzle

ObjectiveDetails
DLCThe Backstage
Puzzle TypeWall Lamp Order Puzzle
Required ItemCheese Piece
LocationHidden room above the ground floor
Solution MethodHang from 4 wall lamps in the correct order
RewardOpens the left-side room

Location of the puzzle room

The puzzle room is not immediately accessible when you first enter the building. Begin on the ground floor and search the fourth room until you find a piece of cheese. Once you have it, return to the room containing the hanging ceiling light.

Throw the cheese at the light switch positioned above the room. After a short delay, a ladder will descend from the ceiling.

Climb the ladder and enter the first room on the left. Inside, you will find four wall lamps and a cabinet containing the clue needed to solve the puzzle.

How the lamp order clue works

When you open the cabinet near the entrance, several eye-shaped symbols appear on the doors. These symbols correspond to the four wall lamps around the room.

To see the full sequence correctly, close the cabinet doors. The symbols form a complete order that tells you which lamp must be activated first, second, third, and fourth.

Based on the clue shown in the cabinet, the correct wall lamp sequence is:

OrderLamp Position
1stCenter-left lamp
2ndFar-right lamp
3rdCenter-right lamp
4thFar-left lamp

How to solve the Wall Lamp Puzzle in Little Nightmares 3

Enter the hidden lamp room after climbing the ladder. Locate all four wall lamps positioned around the room.

Use the cabinet clue to identify the correct sequence. Hang from the center-left lamp first.

Next, hang from the far-right lamp. Move to the center-right lamp and hang from it. Finally, hang from the far-left lamp.

After activating all four lamps in the correct order, the puzzle will be solved and the left-side room will unlock.

Lamp NumberPosition in Room
1Center-left
2Far-right
3Center-right
4Far-left
Visual lamp order reference

This corresponds exactly to the order shown by the eye symbols inside the cabinet.

What happens after solving the puzzle

Once all four wall lamps have been activated in the correct sequence, the mechanism unlocks the room on the left side of the puzzle area. If nothing happens, double-check that you interacted with the lamps in the proper order. Activating a lamp incorrectly may require you to restart the sequence and try again.


The Wall Lamp Puzzle in Little Nightmares 3: The Backstage DLC is one of the easier environmental puzzles once you understand the cabinet clue. The key steps are finding the cheese, revealing the ladder, entering the hidden room, and activating the lamps in the order 1 → 2 → 3 → 4 (center-left, far-right, center-right, far-left). Following this sequence immediately unlocks the adjoining room and lets you continue your progress through the DLC.

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