propsww2.cab is a cabinet file that stores compressed data and configuration settings for the Office 2013 installation. The .cab extension stands for "Cabinet File", which is a compressed archive file format used by Microsoft. This file contains property settings and configuration data used during the installation process.
Sometimes, Windows caches a corrupted installation file, causing the error even if your disc or download is good. proplus.ww propsww2.cab office 2013 download