In order for you to play BOOK OF HOURS on Windows with minimal graphics settings, your computer must meet the following requirements
Operating System:
Windows 10 or later, 64-bit
Processor (CPU):
2GHz or better
Memory (RAM):
2 GB RAM
Graphics Card:
4GB VRAM, 1600x1024 minimum resolution; integrated graphics cards will only work if post-2012
DirectX:
Version 11
Storage:
5 GB available space
Sound Card:
DirectX 11 compatible