Use a dedicated extraction utility like 7-Zip or WinRAR to extract the original Office ISO or zip file to a simple root directory on your drive (for example, C:\OfficeSetup\ ). Installing from a short file path prevents file-reading errors.

Aggressive real-time antivirus scanning can lock compressed .cab files during the installation process, preventing the Microsoft Setup Bootstrap from opening them. Step-by-Step Solutions to Fix the Error

If you're stuck in this story, here are the "heroes" that usually save the day: How to Fix Issues with ProPlusWW.msi (Free Download)

proplusww.propsww2.cab is a Windows Cabinet (CAB) archive essential for installing Microsoft Office Professional Plus 2010 and sometimes Office 2013