Most commercial software is downloaded via an online installer (a small file that downloads the rest). ESET also provides a classic, traditional offline installer. The offline installer is a standalone .exe file that contains the entire software package, so no internet connection is needed for the installation. It's the preferred choice when:
: Downloading a single, large file once via a fast network to a USB drive saves data across multiple machine installations. Resolving Technical Faults eset smart security premium offline installer link