Microsoft: Four million Windows 8 upgrades so far October 30, 2012 by admin Tweet Microsoft CEO Steve Ballmer has confirmed today that since Friday’s launch,, the company has already sold four million upgrades to the Windows 8 operating system. Read more… Neowin Related Posts:Microsoft may have unknowingly unblocked Windows 11…How Google killed my excitement in operating system upgradesIn-place Windows 11 upgrades on ReFS may no longer…Microsoft Weekly: a lot of Windows bugs, useful…Microsoft making new reminders to push OneDrive…