This article describes update 5001921 for Microsoft Outlook 2016 that was released on May 4, 2021.
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 the following issues:
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Fixes an issue that causes smart card authentication users to receive repeated authentication prompts from Outlook when disabling TLS 1.0.
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Fixes an issue that causes the group policy for the "End appointments and meeting early" calendar option to no longer work.
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? Additionally, 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 may have to restart the computer after you install this update.
More information
How to uninstall this update
Windows 10
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Go to Start, enter View Installed Updates in the Search Windows box, and then press Enter.
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In the list of updates, locate and select KB5001921, and then select Uninstall.
Windows 8 and Windows 8.1
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Swipe in from the right edge of the screen, and then select Search. If you're using a mouse, point to the lower-right corner of the screen, and then select Search.
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Enter windows update, select Windows Update, and then select Installed Updates.
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In the list of updates, locate and select KB5001921, and then select Uninstall.
Windows 7
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Go to Start, enter Run, and then select Run.
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Enter Appwiz.cpl, and then select OK.
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Select View installed updates.
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In the list of updates, locate and select KB5001921, 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
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outlook-x-none.msp file information |
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x64
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outlook-x-none.msp file information |
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References
Learn about the standard terminology that is used to describe Microsoft software updates. The Office System TechCenter contains the latest administrative updates and strategic deployment resources for all versions of Office.
