For preparation, you need to connect 2 USB disks to the Win10 Pro PC, one for storing the system image and one for creating bootable media. The promotion was only available for one year—presumably to accelerate Windows 10 adoption rates—and expired in July
 
 

Windows 10 pro to enterprise upgrade price free.Windows 10 edition upgrade

 
While Microsoft offers paid upgrades to Windows 10 Professional, the Enterprise and Education editions of Windows 10 are only available. The Windows Store app will launch and take you to the appropriate page. Click on the Buy button and complete the process. It will cost USD 99 or.