Windows Live OneCare, all-in-one, always-on PC protection and repair service from Microsoft(tm). Windows OneCare designed to constantly care of your PC's safety and maintenance, so you don't have to. It works silently in background on your computer, and you don't have to think about nasty interrupts from viruses, spyware, and hackers. Windows OneCare regularly backs up all your important files, cleans up and tunes your PC for maximal performance
