Steam\steamapps\common\[Game Name]\Engine\Extras\Redist\en-us\ For Engine users : Look in your Engine installation directory under Engine\Extras\Redist\en-us\UEPrereqSetup_x64.exe Run as Administrator : Right-click the and select Run as Administrator
UE4PrereqSetup_x64.exe /quiet /norestart /log "%TEMP%\UE4Prereq.log" ue4 prerequisites x64 setup exclusive
A unique challenge arises when a single machine hosts multiple Unreal Engine versions (e.g., 4.25, 4.26, and 4.27). Each version has its own UE4PrereqSetup_x64.exe in its respective Redist folder. " try these quick steps:
Manually install the latest .NET version or restart the Steam/Epic launcher. ue4 prerequisites x64 setup exclusive
If the setup is hanging, failing, or "stuck," try these quick steps: