Does Second Life work with older versions of Windows, such as Windows 98, 98SE, Millenium Edition, or ME Computer?
The Second Life viewer requires Windows 2000 or Windows XP; it does not work on older versions of Windows. You'll need to use Windows 2000, XP, or Vista to use the Second Life viewer.
Please check out the Second Life viewer's system requirements for current information regarding supported hardware and operating systems.