4 Download _best_ Offline Installer — Unreal Engine

the desired UE4 version via the Epic Games Launcher on a machine with internet access.

Yes. Unreal Engine offers an offline installer designed for educational institutions. Unreal Engine 4 Download Offline Installer

Educational organizations can request a standalone installer to deploy UE4 across multiple machines without individual internet logins by filling out the Academic Offline Request Form. the desired UE4 version via the Epic Games

Epic Games provides a dedicated offline installer specifically for and Enterprise Subscription users. Unreal Engine 4 Download Offline Installer

If you have access to one computer with a fast connection, you can manually create your own "portable" version of UE4.

it to the offline PC. You can launch the engine directly by running Engine\Binaries\Win64\UE4Editor.exe without needing the launcher or an internet connection.

Is there an offline version of Unreal Engine for schools? - Gameplan