How to Install Windows 8.1 on ASUS N552VX

Solution
Forget it - - there are no manufacturer's drivers available for Windows 8.1, only Windows 10 is supported on that model:

https://www.asus.com/Notebooks/VivoBook-Pro-N552VX/HelpDesk_Download/

So if you installed Windows 8.1 (or any other version below 10), several devices wouldn't work properly or wouldn't work at all (eg sound, graphics, WiFi, ethernet, etc).
Forget it - - there are no manufacturer's drivers available for Windows 8.1, only Windows 10 is supported on that model:

https://www.asus.com/Notebooks/VivoBook-Pro-N552VX/HelpDesk_Download/

So if you installed Windows 8.1 (or any other version below 10), several devices wouldn't work properly or wouldn't work at all (eg sound, graphics, WiFi, ethernet, etc).
 
Solution