You only need to download the file once to install it on multiple machines.
Choose the version that matches your system's architecture to ensure compatibility: Download 64-bit Offline Installer Windows (32-bit): Download 32-bit Offline Installer Windows (ARM): Download ARM Offline Installer Why Use an Offline Installer? eset smart security premium offline installer link
You can download the file on one computer and transfer it to another via a USB drive. You only need to download the file once
It allows you to install a precise version of the software if needed. Step-by-Step Installation Guide Ultimate Protection with ESET Smart Security Premium eset smart security premium offline installer link
Note that ESET Smart Security Premium has recently evolved into , though it retains all the same advanced features. Official Offline Installer Download Links