Additional Information

Download the latest free virus definition files and update Norton antivirus

Latest Version Norton Virus Definitions 9th October 2021 (64-bit)
Requirements

Windows XP64 / Vista64 / Windows 7 64 / Windows 8 64 / Windows 10 64

Updated October 11, 2021
Author NortonLifeLock Inc.
Category Anti-Virus
License Freeware
Language English
Download 627

Overview

The Norton Virus Definitions 64-bit allows manual update of your Norton AntiVirus and Norton Security in case that you do not have internet connection or in case auto update fails.

To manually update virus definitions download and run the appropriate file (32-bit or 64-bit) and follow the instructions.

Previous versions More »

9th October October 11, 2021 166.8 MB 25th September September 27, 2021 171.3 MB 18th September September 20, 2021 171.5 MB 13th September September 14, 2021 170.8 MB 4th September September 06, 2021 169.4 MB 28st August August 30, 2021 171 MB