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Windows 7 expands lead over Vista, still dwarfed by Windows XP

22.04.2011
7 has expanded its lead over Windows Vista with more than 350 million licenses sold after 18 months on the market, said Friday. But Windows XP, older than both Vista and 7, still captures about half of the desktop operating system market with Mac and far behind.

"Analyst firms like IDC estimate that more than 90% of businesses are currently in progress with their Windows 7 migrations," Microsoft official . "And we've seen that companies who have deployed Windows 7 save an average of $140 per PC per year -- showing a 131% return on investment in just more than 12 months."

MAKE THE SWITCH:

Just as Microsoft launched a to highlight advances in Internet Explorer 9, Microsoft is offering a "Windows XP End Of Support Countdown Gadget" that can be installed on your desktop to count down the end of support in 2014.

Oddly, is only supported on Windows Vista and Windows 7, even though people who have upgraded from XP don't have any reason to worry about the OS end-of-life date.

Convincing users that XP is out of date, in part by , could help continue to boost sales of what Microsoft calls "the fastest selling operating system in history."