If you have a retail key, you can still activate it through Control Panel > System > Activate Windows now .
Windows Loader 2.2.2 is a third-party tool designed to bypass activation for
This document provides information about Windows Loader v2. 2.2, a loader application that can activate Windows operating systems.
Version 2.2.2 was one of the final updates, adding support for Windows Server 2012 R2 and various new activation certificates. How the Loader Works
There are several reasons why you might want to use Windows Loader 2.2.2 to activate your Windows 7 installation:
If you need help with legal activation or recovery of a lost key, I can guide you through proper Microsoft support channels.