help installing mac os

I want to install Mac os on my computer. any help would be appreciated.



intel(r) hd grapics 630
nvidia geforce gtx 1070
System Manufacturer Alienware
System Model Alienware 17 R4
System Type x64-based PC
Processor Intel(R) Core(TM) i7-7700HQ CPU @ 2.80GHz, 2801 Mhz, 4 Core(s), 8 Logical Processor(s)
BIOS Version/Date Alienware 1.2.4, 1/25/2018
SMBIOS Version 3.0
Embedded Controller Version 255.255
BIOS Mode UEFI
BaseBoard Manufacturer Alienware
BaseBoard Product...

help installing mac os