Outlook Update For Mac

As a reminder, the new Outlook for Mac is only available for Office 365, Outlook.com, and Google accounts using macOS 10.14 Mojave and above. If you are having account issues, do not see your account, or cannot access it in the new Outlook for Mac, visit the support page. Check out what was announced in the May update. Tip: The 64-bit version is installed by default unless Office detects you already have a 32-bit version of Office (or a stand-alone Office app such as Project or Visio) installed.In this case, the 32-bit version of Office will be installed instead. To change from a 32-bit version to a 64-bit version or vice versa, you need to uninstall Office first (including any stand-alone Office apps you.

• Update Outlook For Macbook Catalina
• Outlook For Mac Insider Update History

Office for Mac that comes with a Microsoft 365 subscription is updated on a regular basis to provide new features, security updates, and non-security updates. The following information is primarily intended for IT professionals who are deploying Office for Mac to the users in their organizations.

Note

• Starting with Version 16.21, Microsoft Teams will be installed by default for new installations if you're using the Office suite install package. For more information, see Microsoft Teams installations on a Mac.
• For security reason, Microsoft has deprecated the use of SHA-1. Learn more
• Starting with the 16.17 release in September 2018, this information also applies to Office 2019 for Mac, which is a version of Office for Mac that’s available as a one-time purchase from a retail store or through a volume licensing agreement.
• The update history information for version 16.16 and earlier also applies to Office 2016 for Mac, which is also a version of Office for Mac that’s available as a one-time purchase. Older versions up to and including 16.16 can be activated with an Office 2016 for Mac volume license. You can’t activate version 16.17 or later with an Office 2016 for Mac volume license. For information about Office 2016 for Mac releases from September onward, see Release notes for Office 2016 for Mac
• For information about the features, security updates, and non-security updates that are included in a given release of Office for Mac, see Release notes for Office for Mac.
• If you want early access to new releases, join the Office Insider program.

Most current packages for Office for Mac

The following table lists the most current packages for the Office suite and for the individual applications. The Office suite includes all the individual applications, such as Word, PowerPoint, and Excel. All packages are 64-bit only. The build date is listed in parentheses, in a YYMMDD format, after the version number. The install package is used if you don't have the application already installed, while the update package is used to update an existing installation.

To view release notes, see Release notes.

October 13, 2020

Version 16.42 (20101102)

Release history for Office for Mac

The following table provides release history information and download links for Office for Mac. The table is ordered by release date, with the most recent release date listed first. The build date is listed in parentheses, in a YYMMDD format, after the version number. All releases after August 22, 2016 are 64-bit only. All releases prior to August 22, 2016 are 32-bit only.

Note

Download links are only provided for the most recent releases.

Summary

This article contains a complete list of the most recent hotfix updates, public updates, and service packs for Microsoft Outlook. Some Outlook features depend on Microsoft Word and Microsoft Office components. Therefore, you should also install the latest updates for the Word and Office core components.

Note

The information in this article applies only to U.S. English versions of Outlook. Other language versions of Outlook have some updates that differ from the updates that are listed in this article. To find links to the most recent cumulative and public updates for Microsoft Office, see Office updates.

This article will be updated to reference new updates as they are released.

For more information about the most recent Outlook updates, refer to the following sections, as appropriate:

Click-to-Run installations of Office

The following updates apply only to Office clients that are installed by using a .msi file. They do not apply to click-to-run installations of Office. By default, click-to-run installations are automatically updated.

To determine whether you are using a Click-to-run version of Office, click the File tab in Outlook, and then click Office Account. If you see Office Updates under Product Information, as shown in the following figure, you are using a click-to-run installation of Office.

To see the latest version information for click-to-run installations, click Update Options, and then click View Updates.

For more information about click-to-run updates and to find the latest click-to-run version, go to the following Microsoft Office articles:

• Office 2016: Update history for Office 365 ProPlus (listed by date)
• Office 2013: Update history for Office 2013
• Office 2010: Update history for Office 2010 Click-to-Run products

Outlook 2016

MSI installations of Office 2016:

The following updates apply only to Office 2016 clients that are installed by using a .msi file. They do not apply to Click-to-run installations of Office 2016. By default, click-to-run installations are automatically updated. You cannot install the updates from these articles on click-to-run installations of Office 2016.

Outlook (global) update

3141453 January 3, 2017, update for Outlook 2016 (KB3141453)

Outlook Junk Email Filter update

3115407 August 2, 2016, update for Outlook 2016 Junk Email Filter (KB3115407)

Microsoft Word update

3128057 MS17-002: Description of the security update for Word 2016: January 10, 2017

Microsoft Office 2016 (Mso.dll) update

3141473 January 3, 2017, update for Office 2016 (KB3141473)

After you install all these updates, you should see the following versions of important files that are used by Outlook.

Outlook 2013

MSI installations of Office 2013:

The following updates apply only to Office 2013 clients that are installed by using a .msi file. They do not apply to Click-to-run installations of Office 2013. By default, click-to-run installations are automatically updated. You cannot install the updates from these articles on click-to-run installations of Office 2013.

Important

Updates for Office 2013 programs that are dated April 14, 2015, or later require Office 2013 Service Pack 1 (SP1) to be installed before you can install the update.

You can download and install Service Pack 1 for Office 2013 from the following Microsoft Knowledge Base article:

2817430 Description of Microsoft Office 2013 Service Pack 1 (SP1)

Outlook (global) update

3141466 January 3, 2017, update for Outlook 2013 (KB3141466)

Outlook (US English) update

2817430 Description of Microsoft Office 2013 Service Pack 1 (SP1)

Outlook Junk Email Filter update

3115404 August 2, 2016, update for Outlook 2013 Junk Email Filter (KB3115404)

Outlook Social Connector global update

3054854 June 9, 2015, update for Outlook 2013 (KB3054854)

Outlook Social Connector Facebook provider

3054856 June 9, 2015, update for Office 2013 (KB3054856)

Outlook (UMoutlookaddin.dll) update

3101487 November 10, 2015, update for Office 2013 (KB3101487)

Microsoft Word update

3141464 January 3, 2017, update for Word 2013 (KB3141464)

Microsoft Office 2013 (Mso.dll) update

3141474 January 3, 2017, update for Office 2013 (KB3141474)

After you install all these updates, you should see the following versions of important files that are used by Outlook.

Outlook 2010

Important

Updates for Office 2010 programs that are dated November 11, 2014, or later require Office 2010 Service Pack 2 (SP2) to be installed before you can install the update.

You can download and install Service Pack 2 for Office 2010 from the following Microsoft Knowledge Base article:

2687455 Description of Office 2010 Service Pack 2

Outlook (global) update

3118313 MS16-107: Description of the security update for Outlook 2010: September 13, 2016

Outlook (localized language en-us) update

3055041 August 11, 2015, update for Outlook 2010 (KB3055041)

Outlook Junk Email Filter update

3115475 August 2, 2016, update for Outlook 2010 Junk Email Filter (KB3115475)

Outlook Social Connector global update

2726880 June 9, 2015, update for Outlook Social Connector 2010 (KB2553308)

Outlook Social Connector update (US-English update)

Note

The following update is the latest released localized update package for the Outlook Social Connector. Therefore, you have to install only Oscintl-en-us.msp from the following package (for U.S. English versions of Outlook 2010). The Osc-x-none.msp file in the following article (2553406) was updated with a later version and is available in the global update for the Social Connector (KB2553308).

2553406 Description of the Outlook Social Connector update (Osc-x-none.msp, Oscintl-en-us.msp): April 10, 2012

Outlook Social Connector SharePoint Provider update

2553267 Description of the Outlook Social Connector update (Oscmoss-x-none.msp): April 10, 2012

Outlook (UMoutlookaddin.dll) update

2760779 December 8, 2015, update for Office 2010 (KB2760779)

Microsoft Word 2010

3128034 MS16-148: Description of the security update for Word 2010: December 13, 2016

Office 2010 (Mso.dll)

3118380 MS16-148: Description of the security update for Office 2010: December 13, 2016

After you install all these updates, you should see the following versions of important files that are used by Outlook.

Outlook 2007

The following hotfix packages dated February 2013 (or later versions) require you to have the 2007 Microsoft Office suite Service Pack 3 (SP3) installed before you install the update.

Outlook (global) update

3118303 MS16-107: Description of the security update for Outlook 2007: September 13, 2016

Outlook (US English) update

2687329 Description of the Outlook 2007 hotfix package (Outlook-en-us.msp): August 28, 2012

Outlook Junk Email Filter update

3115461 August 2, 2016, update for Outlook 2007 Junk Email Filter (KB3115461)

2007 Microsoft Office system (Mso.dll) update

3128020 MS16-148: Description of the security update for 2007 Microsoft Office Suite: December 13, 2016

After you install all these updates, you should see the following versions of important files that are used by Outlook.

Outlook 2003

You must install Microsoft Office 2003 Service Pack 3 (SP3) before you install the following update.

Microsoft Word update

2878303 MS14-017: Description of the security update for Word 2003: April 8, 2014

After you install all the update, you should see the following versions of important files that are used by Outlook.

Update Outlook For Macbook Catalina

Outlook For Mac Insider Update History

After you install all these updates, click the Help menu, and then click About Microsoft Office Outlook. The About Microsoft Office Outlook dialog box should show the following build number.