You must have an active license key to receive updates.
On an internet-connected PC, download the latest offline update archive (often a .zip or .rar file) from an official or trusted ESET update source. eset nod32 antivirus offline updates
Maintaining a high level of cybersecurity on computers without internet access is a critical task, especially for air-gapped systems or machines in remote locations. For users of ESET NOD32 Antivirus, performing offline updates ensures that the detection engine remains capable of identifying the latest threats without needing a direct connection to ESET's servers. You must have an active license key to receive updates
A USB flash drive or external hard drive is required to transfer the update files to the offline machine. Method 1: Manual Update Using Downloaded Files eset nod32 antivirus offline updates