Windows XP lost more users to Windows 7 last month, but the decade-old platform continues to hold on as the most popular operating system

Looking at OS stats for February, NetApplications found that XP’s share of the market dipped to 45 percent from 47 percent in January. At the same time, Windows 7 grabbed 38 percent of all users, up from 36 percent the prior month.

The latest numbers show a trend in which XP has gradually lost share overtime, while Windows 7 has picked up more customers. In February 2011, XP owned more than half of the market at 57 percent, while Windows 7 had just a 24 percent share. And though XP climbed slightly in January, it now seems on the decline once again.

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