Click "Unpack" or "Install" . Installation can take anywhere from 10 to 45 minutes depending on your CPU and SSD/HDD speed.

Right-click the Setup.exe (or similar) and select "Run as Administrator" . Configure Settings:

Ensure you have the latest DirectX , Visual C++ Redistributables (2015-2022), and .NET Framework installed. Installation Guide

If prompted, you can choose to skip extra languages or high-resolution videos to speed up the process.