ThreatTrack Security VIPRE Antivirus 2015 - 1 PC - PC Lifetime Type: Antivirus Operating Systems Supported: Windows System Requirements: Operating System: - Windows XP Service Pack 3 (32- or 64-bit) - Windows Vista Service Pack 1 (32- or 64-bit) - Windows 7 or Windows 8 (32- or 64-bit) RAM: at least 512 MB Newer Service Packs than the minimum listed are supported. Some features require Internet Explorer 8 or newer. Recommended: 1GB of memory, a broadband internet connection, and latest Windows and Internet Explorer updates. Supported email clients (applies to email antivirus and Internet security protection): Microsoft Outlook 2000 or newer, including Outlook 2013 Outlook Express on Windows XP Windows Mail on Windows Vista Other email products that use SMTP/POP3 for sending and receiving messages, including Windows Live Mail, Mozilla Thunderbird, and many others. Note: SSL and TLS Inte...