Scanwith.com is a third-party software repository that hosts manual update files for various antivirus programs, including ESET NOD32 and ESET Smart Security. These files are designed for users who need to update their protection on "air-gapped" computers—systems kept disconnected from the internet for security or logistical reasons.
Visit the ESET downloads page on Scanwith.com to find the latest offline update archive. Scanwith.com Nod32 Offline Update