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If you’ve landed on this page because your Outlook search bar is missing, please note that Microsoft often releases updates that can slightly change the layout or functionality. Pro tip: Pressing CTRL+E or F3 in Outlook will take you to the Search bar immediately. It opens the search ribbon (if needed) and puts an active cursor in the search bar.

I’ve been using Outlook 2013 since it came out and I’m still quite happy with it.

I know that since then Outlook 2016 has come out and Outlook 2019 is the latest version that is available. Then there is also Microsoft 365 which apparently is always the latest version of Office.

With so many newer versions of Outlook, is Microsoft still committed to support my Outlook 2013 version or is it time for me to move on?

Even though newer versions of Outlook and Office came out, Microsoft continues to support the older versions as well for quite some additional years.

The support end dates are divided between “Mainstream” and “Extended”, for which you’ll find an explanation below the Support End Dates table.

Microsoft 365 has a separate lifecycle which is explained at the end of this guide but in short; This version is always supported.

Support End Dates

Mainstream vs Extended support

The main differences between Mainstream and Extended support are as follows;

• During Mainstream support, updates can include bug fixes, feature changes and security fixes.
• During Extended support, updates mainly focus on security updates. Non-security updates may still be included in special circumstances or when specifically requested (see next point).
• During Extended support, to request non-security updates, you’ll need to purchase Unified Support.

As an end-user, you’ll hardly realize the difference between the two as updates will still be provided until the Extended Support date has been reached.

However, once a product has reached its Mainstream Support end date, it is generally recommended to start planning to upgrade to a newer version.

Microsoft 365

When you use Microsoft 365, you don’t have to worry about any support dates. Microsoft continues to support and update Microsoft 365 and it will always include the latest version of Office.

You only really need to be aware of 2 things;

• You need to have an active Microsoft 365 subscription.
• You need to stay up-to-date within your so-called “Release Channel”.

With the “Release Channel”, you can control when and how often you’ll receive new features and updates. For more info see; Why am I not getting the latest updates for Microsoft 365 Apps, Outlook 2019 or Outlook 2016?

By default, Microsoft 365 is configured to update itself automatically, but you can also manually check for updates.

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:

Microsoft Outlook Version 2008

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

Microsoft Outlook 2008 For Mac

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 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

Microsoft Outlook

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

Microsoft Outlook 2008

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

Download Microsoft Outlook 2008

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.