Sunless Skies Message Board  

Please use the update notification system to report a game patch, update or to report that the trainer may not be working with the latest version of the game. If 3 or more reports have been filed, consider BOOSTING the priority of this title for a faster turnaround on the updated trainer.

Its only 2 and 3, not 1. And they don't deactivate. It's simply not a "toggle" option but a "press hotkey and get something" option. See trainer notes.