Microsoft Toolkit v2.6.4 is a widely used, open-source software utility designed to manage, deploy, and activate licenses for Microsoft Windows and Microsoft Office. It is particularly known for using the technology to provide lifetime activation for various Microsoft products. Key Features of Microsoft Toolkit v2.6.4

Supports both online and offline activation modules for greater flexibility.

Allows users to back up and restore previous activations, manage product keys, and customize Office installations.