Windows 10 now runs on 600 million devices

At Microsoft’s annual shareholders meeting today, CEO Satya Nadella announced that Windows 10 is now on over 600 million monthly active devices. It took the company’s latest and greatest operating system about 27 months to hit that milestone, as first reported by GeekWire.

Windows 10 was installed on over 75 million PCs in its first four weeks, passed 110 million devices after 10 weeks, 200 million in under six months, 270 million after eight months, 300 million after nine months, 350 million after 11 months, 400 million after 14 months, and 500 million after 21 months.