After installing UE 4.27 via the launcher, you can back it up to create a custom offline installer:
Runs smoothly on mid-range laptops and older desktop hardware without requiring high-end Ray Tracing or Nanite capabilities.
Depending on your CPU power, compilation will take anywhere from 20 minutes to a few hours. Once finished, navigate to Engine\Binaries\Win64\ and launch UE4Editor.exe . Method 2: The Local Cache Deployment Method download full unreal engine 427 offline installer
On the offline machine, install the Epic Games Launcher, close it completely, and paste the .item file into the exact same Manifests directory. Paste the UE_4.27 folder into the corresponding installation directory.
Select "Unreal Engine Offline Installer" from the dropdown to download the 4.27 package. After installing UE 4
Connect your Epic Games account to your GitHub account via the Unreal Engine website .
By default, the engine installs to: C:\Program Files\Epic Games\UE_4.27 Method 2: The Local Cache Deployment Method On
This requires a registered Epic Games organization with approved access. This is the only method that gives you an official, signed .exe installer or .zip bundle.
Copy this entire UE_4.27 folder to an external hard drive or network share.
Also check the temporary download cache folder (usually hidden):
