UE4 Prerequisites (x64) Setup is a runtime installer from Epic Games
If you encounter a "Setup Failed" or "Exclusive" error, it often indicates a conflict with an existing installation. Experts recommend: Ue4 prerequisites x64 - Unreal Engine Forums ue4 prerequisites x64 setup exclusive
The exclusive DX runtime conflicts with a newer driver-locked DX version. Fix: Extract the DX CAB files manually to %TEMP%\DXSetup and run dxsetup.exe /silent /noreboot before the UE4 prereq setup. UE4 Prerequisites (x64) Setup is a runtime installer
Yes—but not the full editor version. When you package a UE4 project for Windows (File → Package Project → Windows → Windows 64-bit), Unreal generates a folder containing your .exe , content, and a stripped-down version of the prerequisites: Engine\Extras\Redist\en-us\UE4PrereqSetup_x64.exe . ue4 prerequisites x64 setup exclusive