I can provide specific terminal commands or scripts to automate your update schedule.
Once you have the update files on a USB drive or local folder (e.g., C:\eset_updates ), follow these steps on the offline machine: Open your ESET product and press F5 .
Input the exact local path file string pointing to your offline directory. For example:
The command for the secondary mirror looks like: eset nod32 antivirus offline updates
Before diving into the "how," let’s clarify the "what."
Download the generated .lf license file and save it to your Mirror Tool directory. Step 3: Run the Command Line Tool
Some users have reported that the manual folder-based offline update method fails on ESET NOD32 version 16 and newer. I can provide specific terminal commands or scripts
What (Windows, macOS, or Linux) is the offline machine using? Share public link
For large organizations with multiple subnets or branch offices, ESET supports cascading mirror configurations where one mirror downloads from another mirror rather than directly from ESET's servers.
ESET recommends creating dedicated folders for the Mirror Tool operation: For example: The command for the secondary mirror
Some advanced malware specifically blocks antivirus software from connecting to the internet. If your PC is infected with a rootkit that redirects ESET’s update traffic, you cannot update online. An offline update downloaded from a clean machine bypasses this blockade, allowing you to update and then scan.
Clear the default update server field and type the exact file path (e.g., file:///C:/ESET_Updates ). Click OK . Configuring the Offline Client Machine
| Product | 64-bit | 32-bit | ARM | |---------|--------|--------|-----| | ESET NOD32 Antivirus | ✓ | ✓ | ✓ | | ESET Internet Security | ✓ | ✓ | ✓ | | ESET Smart Security Premium | ✓ | ✓ | ✓ | | ESET Security Ultimate | ✓ | ✓ | ✓ |
To successfully update your virus signature database without a direct connection, follow these steps: