Windows 7 Professional
Windows 7 professional full version is an original untouched IOS for your free downloads.
This edition is targeted towards enthusiasts, small-business users and schools. It includes all the features of Windows 7 Home Premium, and adds the ability to participate in "Windows Server domain" href="https://en.wikipedia.org/wiki/Windows_Server_domain">Windows Server domain. Additional features include support for up to 192 GB of random-access memory (increased from 16 GB), operating as a Remote Desktop server, location aware printing, backup to a network location, Encrypting File System, Presentation Mode, Software Restriction Policies (but not the extra management features of AppLocker) and Windows XP Mode. It, too, was available in both 32-bit and 64-bit versions.