Microsoft says upgrading to Windows 10 Pro from Windows 10 S “will cost $49 or less” May 2, 2017 by admin Tweet While Microsoft is offering a free Windows 10 Pro upgrade to buyers of its new Surface Laptop until the end of this year, the company says that the upgrade will cost no more than $ 49 on other devices. Read more… Neowin Related Posts:Windows 11 might be a free upgrade for Windows 7…Microsoft nudges you to upgrade to Windows 11 22H2…Microsoft's new ad explains why you should upgrade…Get Microsoft Windows 11 Pro for 3 devices for only $24.97Get Microsoft Windows 11 Pro for up to three devices…