Applies ToOffice Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Business 2016 Office Home and Student 2016

This article describes update 4011670 for Microsoft Office 2016 that was released on September 4, 2018. This update has a prerequisite.

Be aware that the update on 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. (How to determine?)

Improvements and fixes

With this update, users in a SharePoint Online tenant will no longer receive an authentication prompt every time when they access an Office file that's shared by users from a different tenant.

Note To enable this feature, you also need to install September 4, 2018, update for Office 2016 (KB4018371).

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.

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

To determine whether your Office installation is Click-to-Run or MSI-based, follow these steps:

  1. Start an Office 2016 application.

  2. On the File menu, select Account.

  3. For Office 2016 Click-to-Run installations, an Update Options item is displayed. For MSI-based installations, the Update Options item isn't displayed.

Office 2016 Click-to-Run installation

MSI-based Office 2016

The screenshot for Word click to run

The screenshot for Word MSI

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 KB4011670, 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 KB4011670, 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 KB4011670, and then select Uninstall.

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.

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

msodll20-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Mso20win32client.dll.x64

Mso20win32client.dll

16.0.4738.1000

3,162,784

13-Aug-2018

22:27

Mso20win32client.dll.x86

Mso20win32client.dll

16.0.4738.1000

1,923,304

13-Aug-2018

22:25

x64

msodll20-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Mso20win32client.dll.x64

Mso20win32client.dll

16.0.4738.1000

3,162,784

13-Aug-2018

22:28

Mso20win32client.dll.x86

Mso20win32client.dll

16.0.4738.1000

1,923,304

13-Aug-2018

22:33

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