Professor Layton Wiki
Professor Layton Wiki
118 - Scrutinized Screws119 - Swap to Unlock120 - A Cryptic Combo

Swap to Unlock is a puzzle in Professor Layton and the Unwound Future. The puzzle must be solved in order to progress the story.

Puzzle

US Version

The door below is sealed shut with a mysterious lock utilizing six dials that can be swapped and rotated.

To open the door, arrange the dials so that gems bordering each other both horizontally and vertically are the same color.

Tap and hold the center of the dials to move them, and tap hold the edges to rotate them in either direction. Good luck!

UK Version

The door below is sealed shut with a mysterious lock that uses six dials which can be swapped and rotated.

To open the door, arrange the dials so that gems of the same colour border each other both horizontally and vertically.

Touch and slide the centre of the dials to move them, and touch and slide the edges to rate them in either direction.

Good luck!

Hints

Click a Tab to reveal the Hint.

Dial A goes in the bottom-right slot.

US Version

Dial F goes in the upper-left slot.

UK Version

Dial F goes in the top-left slot.

Dial D goes in the bottom-left slot.

US Version

The real key, though, is that all the gems on the inside--both the right edge of the left column and the left edge of the right column and the left edge of the right column--are yellow!

UK Version

The key to this puzzle is that all the gems on the inside - both on the right edge of the left column and the left edge of the right column - are yellow!

US Version

Dial E goes in the upper-right slot. If you've followed all the hints correctly so far, the rest should be a snap!

UK Version

Dial E goes in the top-right slot. If you've followed all the hints correctly so far, the rest will be a doodle!


Solution

Incorrect

Too bad!

US Version

Did you make sure that all the gems next to each other were the same color?

UK Version

Did you make sure that all adjacent gems were the same colour?

Correct

A gem of a solution!

US Version

Now you can continue on!

UK Version

Now you can push on!