unity is a creation platform how installing it will help me?

Merci ttant je ne suis pas un fervent utilisateur de forums.

Thank you ttant I am not an avid user of forums.

Merci eekdon

DXDIAG
file:///F:/HOUSE%20PARTY/House%20Party.url

désolé pour les messages multiple

no suggestions given to help me will be considered stupid
I checked my drivers and I checked via steam the integrity of the game files.

sorry for my english it's not my native language

Windows 11 Professional edition
Version 21H2
Nvidia Geforce RTX 3080
AMD Ryzen 9 5900X 12-Core Processor 4.17 GHz
RAM 32.0 GB
screen resolution 2560x1440, 70hz

I think my config is sufficient to run this game however:

the game starts and after it is unmanageable. impossible to click on the menu ...