Windows 7 Professional Sp1 64bit DVD 1 Pack with (New) COA This operating system is eligible for a free upgrade to Windows 10 when available. More details below. Easily create a home network and connect your PCs to a printer with HomeGroup. Make the things you do every day easier with improved desktop navigation. This OEM Windows product IS NOT an upgrade product. This Windows product does not come with Microsoft support and requires a clean install. System Builder OEM Windows is intended for Pre-Install on a new PC. This product ships in a white envelope. See below for more details.