Norton Virus Definitions 20th September 2018 (32-bit) LATEST
Windows XP / Vista / Windows 7 / Windows 8 / Windows 10
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Norton Virus Definitions (32-bit) 2018 full offline installer setup for PC
The Norton Virus Definitions allows manual update of your Norton AntVirus 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 apropriate file (32-bit or 64-bit) and follow the instructions.
Also Available: Download Norton Security