除了帮你侦测和清除病毒,McAfee VirusScan还有VShield自动监视系统,会常驻在System Tray,当你从磁盘、网络上、E-mail夹文件中开启文件时便会自动侦测文件的安全性,若文件内含病毒, McAfee VirusScan便会立即警告,并作适当的处理,而且支持鼠标右键的快速选单功能,并可使用密码将个人的设定锁住让别人无法乱改你的设定.
这个新版本软件增加了许多新功能,提高业绩的恶意软件扫描以及一些功能性和可用性的改进.

Operating system: Any of the following Microsoft Windows platforms.

Server:

Windows 2000 Server, with Service Pack 4
Windows 2000 Advanced Server, with Service Pack 4
Windows Server 2003, with Service Pack 1 or 2
Windows Server 2003 R2
Windows Storage Server 2003
Windows Server 2008
Workstation:

Windows XP Home Edition, with Service Pack 1, 2, or 3
Windows 2000 Professional, with Service Pack 4
Windows XP Professional x64 Edition, with Service Pack 1, 2, or 3
Windows XP Professional, with Service Pack 1, 2 or 3
Windows XP Tablet PC Edition, with Service Pack 3
Windows Vista Home Basic
Windows Vista Home Premium
Windows Vista Business
Windows Vista Enterprise
Windows Vista Ultimate

Browser: Microsoft Internet Explorer, version 5.5 or later.

Windows Installer: Microsoft Windows Installer (MSI), version 3.1 or later.

Memory: To be determined. For optimal operating system performance, review the Microsoft guidelines for RAM configuration for the operating system you are installing on.

Free disk space: A minimum of 150MB for a complete installation of all the VirusScan Enterprise 8.7i features and components, including a copy of the installation MSI file for repair ability.

Other: A CD-ROM drive or an Internet connection from which you can install or download the product software.

Key features and improvements in VirusScan Enterprise 8.7i

Support for Windows 2008 Server (Longhorn)
Improved local control of on-demand scans (ODS)
" Battery state & full screen awareness
" Allows end user to delay scheduled ODS when system is low on battery or during full screen presentations
" ODS usability improvements
" Right click ODS now prompts the user to choose to either (a) Clean any malware, or (b) Continue (report only).
Enhanced system throttling
" Includes registry and memory scanning, in addition to file scanning
Additional Access Protection Rules for virtual machines
" Prevention of changes to the VMware settings and configuration, files and folders, and active processes
New mail scanner
" Improved reliability with double-byte and multi-byte languages