In order for you to play Don't Be Afraid on Windows with minimal graphics settings, your computer must meet the following requirements
Operating System:
XP SP3 / Vista / 7 / 8 / 10
Processor (CPU):
Intel Core i3 3.1 GHz or AMD Phenom II X3 2.8 GHz
Memory (RAM):
4 GB RAM
Graphics Card:
GeForce GTX 560 or Radeon HD6870 with 1GB VRAM
DirectX:
Version 11