There isn't a standalone "official" direct download link hosted by Epic Games for just the prerequisites file alone; instead, it is bundled with the engine or specific games. You can access it in the following ways:
However, you can obtain the legitimate UE4PrereqSetup_x64.exe from two safe locations:
Error: "MSVCP140.dll is missing" or "VCRUNTIME140.dll missing"
If you are packaging a game and want to silently run the prerequisites during your own installer:
: A silent installation still requires that the installer can access the necessary Microsoft download servers, unless you have previously cached the redistributables. ue4 prerequisites x64 setup link download
Do not download this installer from random “DLL websites” or forum attachments. The file is an executable; malicious actors often re-package malware into fake prerequisite installers.
That single file will resolve most "missing UE4 prerequisites" errors on modern Windows 10 and 11 systems.
If the file is missing from your game folder, downloading the Epic Games Launcher or the Unreal Engine Editor will automatically force Windows to install the official, most up-to-date x64 prerequisites.
Whether you are developing with Unreal Engine 4, playing one of the many games built on it, or simply trying to get a UE4-based application to run on your Windows PC, you have likely encountered a file named . This small but critical installer is often the gatekeeper for a smooth experience, handling all the behind‑the‑scenes software that the engine depends on. There isn't a standalone "official" direct download link
Epic Games does not offer a direct public download of only the prerequisites installer. However, if you have access to the (available to organisation administrators on the Epic Developer Portal), that offline installer includes the necessary prerequisites as part of its package. The offline installer is a larger .msi file that can be used on machines without an internet connection.
Before we dive into the installation process, let's cover the system requirements for UE4 prerequisites x64:
Aggressive antivirus software sometimes flags UE4PrereqSetup_x64.exe as a false positive because it attempts to write files directly into the Windows System32 directory. Temporarily pause your real-time protection during the installation process, then turn it back on immediately afterward.
If you can tell me you're seeing (e.g., a missing .dll file), I can offer more tailored troubleshooting steps. UE4: How to Download & Install Unreal Engine 4 The file is an executable; malicious actors often
Run the Windows Update tool to ensure your OS is fully updated. Reboot and try running the installer again.
If you see this, your system already has the required libraries. You can skip the install.
Author’s note: All information in this article is based on official Epic Games documentation and community resources. For the most up‑to‑date details, always refer to the latest Unreal Engine documentation on dev.epicgames.com.