Run the downloaded setup. It requires administrative privileges. Accept the license terms.
cd %ProgramFiles%\Microsoft Office\Office16 cscript ospp.vbs /unpkey:XXXXX But the SaRA tool is strongly recommended to avoid errors. The Microsoft Office Removal Tool is an essential utility for Windows 10 users facing stubborn Office installation issues. It is safe, Microsoft-signed, and far more thorough than the standard uninstaller. Download it directly from Microsoft, run the guided removal, and you will have a perfectly clean system ready for a fresh Office install. Always download from microsoft.com or the official Support and Recovery Assistant portal. Third-party "Office removal tools" may contain malware. microsoft office removal tool download windows 10