Windows Neptune Build 5111.iso -

In the late 1990s, Microsoft’s operating system strategy was bifurcated. The business world utilized the stable, robust Windows NT 4.0 and Windows 2000 (then in development), while the consumer market relied on Windows 95 and Windows 98. The latter, despite their popularity, were notoriously unstable due to their reliance on MS-DOS foundations and lack of protected memory.