| Feature | Online Update | Offline Update (.zip) | |---------|--------------|------------------------| | Module updates (Anti-Stealth, etc.) | Yes | (virus signatures only) | | Program version upgrades | Yes | No | | Real-time protection refresh | Automatic | Requires restart of service |
Click the download button. You will receive an executable file named something like: eset_nod32_antivirus_offline_update_64bit.exe eset nod32 update file download direct
: Use a computer with internet to download updates into a shared folder using the ESET Mirror Tool . | Feature | Online Update | Offline Update (
ESET NOD32 typically updates automatically via its mirrored HTTP servers. However, for air-gapped systems, low-bandwidth environments, or post-deployment baseline updates, ESET provides in the form of a .zip archive containing the current virus signature database (e.g., em00X_32.dat files). For full instructions, visit ESET Support ESET Knowledgebase
ESET provides official offline update methods, including the ESET Mirror Tool for creating local repositories and the "Update Mirror" feature within product settings. Users can also download full offline installers directly from the ESET Support portal to ensure secure, updated virus definitions. For full instructions, visit ESET Support ESET Knowledgebase