Additional Information

Download the latest free virus definition files and update Norton antivirus

Version Norton Virus Definitions 16th January 2021 (64-bit)
Requirements

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

Updated January 18, 2021
Author NortonLifeLock Inc.
Category Anti-Virus
License Freeware
Language English
Download 50

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 »

16th January 2021 January 18, 2021 161.6 MB 9th January 2020 January 11, 2021 161.4 MB 2nd January 2020 January 04, 2021 162.9 MB 26th December 2020 December 28, 2020 164.3 MB 19th December 2020 December 21, 2020 165.4 MB 12th December 2020 December 14, 2020 166.8 MB