This article describes update 4486746 for Microsoft Office 2016 that was released on December 1, 2020.

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 adds security enhancements that provide a more secure version of the signature scheme for Visual Basic for Applications (VBA) projects.

To make this improvement to take effect in Office client applications, you have to install KB 4486747, KB 4486716, and the following corresponding updates for your Office client applications together with this update:

 

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

  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 KB4486746, 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 KB4486746, and then select Uninstall.

Windows 7

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

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

  3. Select View installed updates.

  4. In the list of updates, locate and select KB4486746, 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

mso-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Firstrun.exe

Firstrun.exe

16.0.5095.1000

771,896

13-Nov-2020

00:17

Mso.dll.x86

Mso.dll

16.0.5095.1000

14,414,200

13-Nov-2020

00:17

Msointl.dll.x86.1033

Msointl.dll

16.0.4927.1000

1,539,640

11-Nov-2020

16:00

Msores.dll

Msores.dll

16.0.4795.1000

81,683,304

11-Nov-2020

16:00

x64

mso-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Firstrun.exe

Firstrun.exe

16.0.5095.1000

816,952

13-Nov-2020

00:19

Mso.dll.x64

Mso.dll

16.0.5095.1000

19,868,536

13-Nov-2020

00:19

Mso.dll.x86

Mso.dll

16.0.5095.1000

14,414,200

13-Nov-2020

00:24

Msointl.dll.x64.1033

Msointl.dll

16.0.4927.1000

1,564,424

11-Nov-2020

16:05

Msointl.dll.x86.1033

Msointl.dll

16.0.4927.1000

1,539,640

11-Nov-2020

16:09

Msores.dll

Msores.dll

16.0.4795.1000

81,683,088

11-Nov-2020

16:04

Msores.dll.x86

Msores.dll

16.0.4795.1000

81,683,304

11-Nov-2020

16:12

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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