The correct way to fix the ProPlus.WW\ProPsWW2.cab error is to download a single file from a dubious link, but rather to re-acquire the entire, legitimate installation source for your specific version of Microsoft Office. Here is the official, step-by-step process.
: For newer versions like Office 2019 or 2021, use the Office Deployment Tool to download a complete, clean set of installation files via command line. File Details Setup cannot find ProPlus.WW\propsww2.cab - Microsoft Q&A download proplusww propsww2cab 108 high quality
A final note on ethics and legality. Downloading proplusww and propsww is only legal if you hold a valid Volume License for Office Professional Plus. These CAB files are tools , not loopholes. The "high quality" we discussed refers to data integrity , not bypassing activation. The correct way to fix the ProPlus
The files you are looking for are core components of the Microsoft Office installation package: File Details Setup cannot find ProPlus
Open the and navigate to Programs and Features .