This article describes update 4461477 for Microsoft Office 2016 that was released on May 7, 2019.

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 a performance problem in Office 2016 by not calling some Windows APIs that get slower in Windows 10.

How to download and install the update

Microsoft Update

Use Microsoft Update to automatically download and install the update.

Download Center

This update is 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

  1. Go to Start, enter View Installed Updates in the Search Windows box, and then press Enter.

  2. In the list of updates, locate and select KB4461477, and then select Uninstall.

Windows 8 and Windows 8.1

  1. 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.

  2. Enter windows update, select Windows Update, and then select Installed Updates.

  3. In the list of updates, locate and select KB4461477, and then select Uninstall.

Windows 7

  1. Go to Start, enter Run, and then click Run.

  2. Enter Appwiz.cpl, and then click OK.

  3. Click View installed updates.

  4. In the list of updates, locate and click KB4461477, and then click 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

msodll40ui-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Mso40uires.dll

Mso40uires.dll

16.0.4684.1000

3,203,824

15-Apr-2019

23:45

Mso40uiwin32client.dll.x64

Mso40uiwin32client.dll

16.0.4849.1000

9,352,848

17-Apr-2019

11:42

Mso40uiwin32client.dll.x86

Mso40uiwin32client.dll

16.0.4849.1000

7,427,728

17-Apr-2019

10:59


x64

msodll40ui-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Mso40uires.dll.x86

Mso40uires.dll.x86

16.0.4684.1000

3,203,824

15-Apr-2019

23:56

Mso40uires.dll

Mso40uires.dll

16.0.4666.1000

3,203,816

15-Apr-2019

23:50

Mso40uiwin32client.dll.x64

Mso40uiwin32client.dll

16.0.4849.1000

9,352,848

17-Apr-2019

10:59

Mso40uiwin32client.dll.x86

Mso40uiwin32client.dll

16.0.4849.1000

7,427,728

17-Apr-2019

11:11

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.

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