Follow your communicator and don't forget to regularly check it. Your communicator will not only help guide you towards objectives and collectibles it will also point you in the direction of ammo and other helpful supplies.
Unlock Letterbox Mode:
When you complete the game on any difficulty setting you will unlock Letterbox mode. This mode adds letterboxing to resemble the aspect ratio from the original The Evil Within.
Unlock Bonus Costume:
Complete the game on any difficulty setting to unlock Sebastian Castellanos' costume from the original The Evil Within.