Overview
What is McAfee Virus Definitions?
McAfee virus pattern and engine updates
In depth
A closer look at McAfee Virus Definitions
Virus definition, or .DAT, files contain up-to-date virus signatures and other information that Network Associates anti-virus products use to protect your computer against the thousands of computer viruses in circulation
Verdict
Should you download McAfee Virus Definitions?
McAfee Virus Definitions runs on
Windows 9X/ME/2K/XP/2003/Windows 10/11
and is available under the
Freeware
license
— the installer is 22 MB.
We’ve catalogued it under
Password Managers.
✓
Verified clean. Every McAfee Virus Definitions build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
Sponsored
At a glance
McAfee Virus Definitions specifications
- Last updated
- Nov 17, 2025
- License
- Freeware
- Operating system
- Windows 9X/ME/2K/XP/2003/Windows 10/11
- File size
- 22 MB
- Price
- Free
- Page views
- 1137
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