If you are looking to use Office securely, official channels provide more stable options: Microsoft 365:
Microsoft no longer supports Office 2010 (extended support ended in October 2020). Using this toolkit on newer Windows versions may trigger antivirus warnings, as such tools are often flagged as hacktools or potentially unwanted programs (PUPs). Office 2010 Toolkit 2.1.6.exe
"Office 2010 Toolkit 2.1.6.exe" is a legacy third-party software utility, often referred to as "EZ-Activator," designed to bypass official licensing for Microsoft Office 2010 The Ultimate Guide to Office 2010 Toolkit 2
It can sometimes force-remove stubborn Office installations that won't uninstall through the standard Control Panel. Critical Risks and Security One-Click Activation "Office 2010 Toolkit 2
While it provided users a way to bypass product keys, it was never an official Microsoft product. Instead, it was developed by independent hobbyists or hackers (most notably from communities like "My Digital Life") during an era when perpetual software licenses were the norm, and "cracking" tools were widely sought.