Introduction

Microsoft released the following security and nonsecurity updates for Office in January 2020. These updates are intended to help our customers keep their computers up-to-date. We recommend that you install all updates that apply to you.


To download an update, click the corresponding Knowledge Base article in the following list, and then go to the "How to download and install the update" section of the article.

List of Office updates released in January 2020

Microsoft Office 2016

Product

Knowledge Base article title and number

Excel 2016

Description of the security update for Excel 2016: January 14, 2020 (KB4484217)

Office 2016

Description of the security update for Office 2016: January 14, 2020 (KB4484221)

Office 2016

January 7, 2020, update for Office 2016 (KB4484218)

Office 2016

January 7, 2020, update for Office 2016 (KB4484168)

Office 2016

January 7, 2020, update for Office 2016 (KB4464586)

Outlook 2016

January 7, 2020, update for Outlook 2016 (KB4484212)

PowerPoint 2016

January 7, 2020, update for PowerPoint 2016 (KB4484216)

Project 2016

January 7, 2020, update for Project 2016 (KB4484140)

Skype for Business 2016

January 7, 2020, update for Skype for Business 2016 (KB4484213)

Visio 2016

January 7, 2020, update for Visio 2016 (KB4464575)

Visio Viewer 2016

January 7, 2020, update for Visio Viewer 2016 (KB2920709)

Word 2016

January 7, 2020, update for Word 2016 (KB4484219)


Microsoft Office 2013

Product

Knowledge Base article title and number

Excel 2013

Description of the security update for Excel 2013: January 14, 2020 (KB4484234)

Office 2013

Description of the security update for Office 2013: January 14, 2020 (KB4484227)


Microsoft Office 2010

Product

Knowledge Base article title and number

Excel 2010

Description of the security update for Excel 2010: January 14, 2020 (KB4484243)

Office 2010

Description of the security update for Office 2010: January 14, 2020 (KB4484236)


Microsoft SharePoint Server 2019

Product

Knowledge Base article title and number

Office Online Server

Description of the security update for Office Online Server: January 14, 2020 (KB4484223)

SharePoint Server 2019

January 14, 2020, update for SharePoint Server 2019 (KB4484224)


Microsoft SharePoint Server 2016

Product

Knowledge Base article title and number

SharePoint Enterprise Server 2016

January 14, 2020, update for SharePoint Enterprise Server 2016 (KB4484220)

SharePoint Enterprise Server 2016

January 14, 2020, update for SharePoint Enterprise Server 2016 (KB4484215)


Microsoft SharePoint Server 2013

Product

Knowledge Base article title and number

Project Server 2013

January 14, 2020, cumulative update for Project Server 2013 (KB4484230)

SharePoint Enterprise Server 2013

January 14, 2020, cumulative update for SharePoint Enterprise Server 2013 (KB4484232)

SharePoint Foundation 2013

January 14, 2020, update for SharePoint Foundation 2013 (KB4484233)

SharePoint Foundation 2013

January 14, 2020, cumulative update for SharePoint Foundation 2013 (KB4484228)

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