British companies are still refusing to upgrade their operating systems despite Microsoft giving up on Windows XP. Support for XP officially ended in April but large businesses are still running Microsoft’s Windows XP operating system (OS) and are paying Redmond a fortune in costly custom support contracts.

A new survey by systems management company, Adaptiva, found that many companies with over 10,000 PCs had yet to migrate from Windows XP. The Adaptiva survey found that 15 per cent of organisations have signed up for extended support from Microsoft.

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