Sometimes, you have to completely remove and reinstall Microsoft Office to fix corruption issues: Windows - Office 2007 / 2010 / 2013 - Uninstalling
For Office 2003 and earlier versions, see Microsoft Office 2000/XP/2003 (Win) - Repairing Corrupted Program Files. These solutions apply to Office 2013, 20. This document explains how to correct Microsoft Office if it is not working or crashes frequently.
