Once I have these details, I can provide a more tailored troubleshooting path. Share public link
: A newer or broken version of the C++ Redistributable is blocking the UE4 version from installing.
Here are the most effective ways to fix the UE4 Prerequisites setup loop, ordered from simplest to most advanced. 1. The Manual Installation Method (Recommended) ue4 prerequisites x64 setup exclusive
For anyone packaging an UE4 game: disabling the “exclusive” mode (by removing the /exclusive argument in Build.cs ) reduces support tickets, but risks race conditions during install. The interesting tradeoff is .
This installer ensures your system has the correct versions of the following, which are mandatory for UE4-based software: Once I have these details, I can provide
In UE4 Project Settings → :
: Ensure the version of the Prereq setup matches the version of UE4 used to build your project. Troubleshooting Common Setup Errors This installer ensures your system has the correct
The installer is essentially a package manager for several key Windows components, including:
The installer requires deep system access to write to the System32 directory and registry.
msiexec /unregister msiexec /regserver