November 7, 2023, update for Outlook 2016 (KB5002523)

Applies To

Outlook 2016

This article describes update 5002523 for Microsoft Outlook 2016 that was released on November 7, 2023.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home. (See What version of Office am I using?)

Improvements and fixes

This update fixes an issue in which the body of meeting requests is sometimes truncated or blank after you install Description of the security update for Outlook 2016: August 8, 2023 (KB5002459).

How to download and install the update

Microsoft Update

Use Microsoft Update to automatically download and install the update.

Download Center

This update is also available for manual download and installation from the Microsoft Download Center.

If you're not sure which platform (32-bit or 64-bit) you're running, see Am I running 32-bit or 64-bit Office? Also see more information about how to download Microsoft support files.

Virus-scan claim

Microsoft scanned this file for viruses by using the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to it.

Update information

Prerequisites

To apply this update, you must have Microsoft Office 2016 installed.

Restart information

You might have to restart the computer after you install this update.

More information

How to uninstall this update

Windows 11 and Windows 10

Go to Start, enter Control Panel in the search box, and then press Enter.
In the Control Panel search box, enter Installed Updates.
In the search results, select View installed updates.
In the list of updates, locate and select KB5002523, and then select Uninstall.

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

x86

outlook-x-none.msp file information

File identifier	File name	File version	File size	Date	Time
Contab32.dll	Contab32.dll	16.0.5420.1000	158,880	26-Oct-2023	20:06
Dlgsetp.dll	Dlgsetp.dll	16.0.5002.1000	112,960	26-Oct-2023	20:06
Emablt32.dll	Emablt32.dll	16.0.5405.1000	136,144	26-Oct-2023	20:06
Envelope.dll	Envelope.dll	16.0.5422.1000	193,632	27-Oct-2023	15:55
Mapiph.dll	Mapiph.dll	16.0.4999.1000	334,960	26-Oct-2023	20:06
Mapir.dll_1033Mapir.dll	Mapir.dll_1033Mapir.dll	16.0.4723.1000	1,280,712	26-Oct-2023	20:06
Mimedir.dll	Mimedir.dll	16.0.5420.1000	453,224	26-Oct-2023	20:06
Olmapi32.dll	Olmapi32.dll	16.0.5420.1000	4,826,064	26-Oct-2023	20:06
Omsmain.dll	Omsmain.dll	16.0.5413.1000	757,424	26-Oct-2023	20:06
Omsxp32.dll	Omsxp32.dll	16.0.5095.1000	263,072	26-Oct-2023	20:06
Outllibr.dll_1033Outllibr.dll	Outllibr.dll_1033Outllibr.dll	16.0.4966.1000	7,498,576	26-Oct-2023	20:06
Outlmime.dll	Outlmime.dll	16.0.5420.1000	618,712	26-Oct-2023	20:06
Outlook.exe	Outlook.exe	16.0.5422.10002	3,303,576	27-Oct-2023	15:55
Outlook.hol_1033Outlook.hol	Outlook.hol_1033Outlook.hol	Not applicable	1,812,658	26-Oct-2023	20:06
Outlph.dll	Outlph.dll	16.0.5071.1000	360,344	26-Oct-2023	20:06
Outlvba.dll	Outlvba.dll	16.0.5420.1000	80,944	26-Oct-2023	20:06
Pstprx32.dll	Pstprx32.dll	16.0.5420.1000	1,406,480	26-Oct-2023	20:06
Rm.dll	Rm.dll	16.0.5095.10009	2,496	26-Oct-2023	20:06
Scnpst32.dll	Scnpst32.dll	16.0.5405.1000	426,544	26-Oct-2023	20:06
Scnpst64.dll	Scnpst64.dll	16.0.5002.1000	436,888	26-Oct-2023	20:06
Scnpst64c.dll	Scnpst64c.dll	16.0.5002.1000	635,360	26-Oct-2023	20:06

x64