Enhanced support for Windows 8.1 and Internet Explorer 11.
Word, Excel, PowerPoint, Outlook, OneNote, Access, Publisher, InfoPath, and Lync. February 2018 Updates Context Office 2013 Professional Plus SP1 Feb 2018 Down...
Support for task pane and content apps in Outlook and PowerPoint via new APIs. Enhanced support for Windows 8
A specific update from January 2, 2018 (KB3172510), improved the thesaurus and general stability across all Office products. Installation & Troubleshooting Description of Microsoft Office 2013 Service Pack 1 (SP1) Office 2013 Professional Plus SP1 Feb 2018 Down...
Updates from early 2018 addressed vulnerabilities that could allow remote code execution if a user opened a malicious file.