You will not need to pay for the activation key and it is free of cost for all Windows users.

The Microsoft Office Setup Customization Functions (Customize Setup Tab), AutoKMS Uninstaller (if AutoKMS is installed), AutoRearm Uninstaller (if AutoRearm is installed), Office Uninstaller, and Product Key Checker work even if Microsoft Office or Windows is not installed/supported. KMSPico Office 2016 Activator is a free tool. Here you will find the latest version of KMSpico along with several other tools based on KMS (Key Management. All functions are run in the background, and the GUI is disabled to prevent multiple running functions, as they could conflict or cause damage if run concurrently. All output from these functions is displayed in the Information Console. The last method to stop Office from constantly asking you to activate it, is to remove & reinstall Office by using the Office Uninstall Tool. The main purpose of the program is to restore the activation tokens after you install Windows anew, run into activation issues after the system activated successfully, or restore backups.

Microsoft Toolkit - This is a set of tools and functions for managing licensing, deploying, and activating Microsoft Office and Windows. 7 Advanced Tokens Manager is a free program for Microsoft Windows devices that enables you to backup Windows and Office activation tokens. Microsoft Toolkit is an official application specially made for Windows machines, which is free of charge. Free Download Microsoft Toolkit Windows & Office Activator is a set of tools and functions for managing licensing, deploying, and activating Microsoft Office and Windows.

Office activation tool