the notification area that tells the user at a glance the status of the system's health by using three alert colors: green (good), yellow (fair), and red (at risk). Compatibility Version 1.5 of OneCare is only compatible with the 32 bit versions of Windows XP and Windows Vista. Version 2 of OneCare supports 64 bit compatibility to Vista. In version 2.5, Microsoft released Windows Live OneCare for Server which supports Windows Server 2008 Standard 64-bit and Windows Small Business Server 2008 Standard and Premium editions. No edition of OneCare operates in safe mode. Windows Live OneCare will not support Windows 7 as its development has been discontinued and replaced by Microsoft Security Essentials. Activation Windows Live OneCare requires users to activate the product if they wish to continue using it after the free trial period (90 days) through a valid Windows Live ID. When the product is activated, the grey message bar at the top of the program disappears. The subscription remains active for 1 year from the date of activation. Windows Live OneCare does not require the operating system to be checked with Windows Genuine Advantage. Protection Windows Live OneCare Protection Plus is the security component in the OneCare suite. It consists of three parts: A personal firewall capable of monitoring and blocking both incoming and outgoing traffic (The built-in Windows Firewall in Windows XP only monitors and blocks incoming traffic) An anti-virus tool that uses regularly updated anti-virus definition files to protect against malicious software An anti-spyware tool that uses the Windows Defender engine as a core to protect against potentially unwanted software (In version 1.0, this required the separate installation of Windows Defender and was not integrated into the OneCare interface, although it could be managed and launched from OneCare. Version 1.5 integrated the Windows Defender engine into OneCare and no longer requires separate installation.) Windows Live OneCare 1.5 onwards also monitors Internet Explorer 7 and 8 security settings and ensures that the automatic website checking feature of the Phishing Filter is enabled. Performance Windows Live OneCare Performance Plus is the component that performs monthly PC tune-up related tasks, such as: Disk cleanup and defragmentation. A full virus scan using the anti-virus component in the suite. User notification if files are in need of backing up. Check for Windows updates by using the Microsoft Update service. Backup Windows Live OneCare Backup and Restore is the component that