Facebook login is integrated to give our players a more convenient way to save their game data and the option to migrate the THE ALCHEMIST CODE Account to another device.
Players who play the game using the default Guest ID are strongly encouraged to link it to their Facebook Account. This allows retrieval and migration of game data onto another device.
To link your Guest ID to a Facebook Account, go to your in-game Menu and choose Accounts shown below. Click on the Log in with Facebook button and follow the prompts to link your account.
Alternatively, you can link your Guest ID to a Facebook Account from the bottom right button at Title Screen