In order for you to play Maniac on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows 7 (SP1+)
Processor (CPU):
X64 architecture with SSE2 instruction set support
Memory (RAM):
1 GB RAM
Graphics Card:
DX10, DX11, and DX12-capable GPUs
DirectX:
Version 10
Storage:
200 MB available space