Microsoft Windows Live OneCare Subscription - Old Version

Microsoft Windows Live OneCare was an all-in-one PC security and maintenance subscription service that combined antivirus and anti-spyware protection, a firewall manager, automated performance tune-ups, and data backup and recovery tools into a single package. During its active years, it aimed to simplify PC maintenance for home users by consolidating multiple tasks — virus scanning, disk defragmentation, unnecessary file cleanup, and file backup — under one application with a straightforward task bar icon that displayed real-time system health. A single subscription covered up to three PCs, and Microsoft provided unlimited 24/7 support via phone, email, and chat.

However, Microsoft discontinued Windows Live OneCare and transitioned its security capabilities into Microsoft Security Essentials, which eventually became the Windows Defender software built into modern versions of Windows at no additional cost. As a result, this product is entirely obsolete: its virus definitions are no longer updated, its subscription services are inactive, and it is incompatible with current Windows operating systems. This listing represents a historical product, and buyers should be aware that it provides no functional security or maintenance value today. Anyone seeking PC protection should use the free Windows Defender included with Windows 10 and 11.