mkdir C:\OfficeSource
setup.exe /download config.xml
Use the official Office Deployment Tool (ODT).
✅ This creates the ProPlusWW folder (the core Office source). download proplusww propsww2cab office high quality
Inside C:\OfficeSource you will find a folder structure like: mkdir C:\OfficeSource
setup
\Office\Data\16.0.10386.20017\proplusww.msi
\Office\Data\16.0.10386.20017\proplusww2.cab
\Office\Data\16.0.10386.20017\proplusww3.cab
...
These are the identical high-quality files you would get from VLSC. Use the official Office Deployment Tool (ODT)
Cause: Leftover registry keys from a low-quality or incomplete prior installation.
Solution: Run the Microsoft SARA tool (Setup Assistant Remediation Assistant) to clean uninstall.
The only safe method is through authorized Microsoft channels. Here’s how IT professionals and businesses acquire these files legitimately.