Summary. This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2017-0281.

This article describes issues that registry bloat may cause user logon delays or cause application users to receive a "0x800705AA" error. These issues occur on computers using Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2.

To apply this cumulative update, you must follow the steps that are described in Updates for Skype for Business Server 2019 on computers that are running the following server roles: Skype for Business Server 2019, Standard Edition server. Skype for Business Server 2019, Enterprise Edition - Front End server and Back End server.

How to install the update. To install this cumulative update for Skype for Business Server 2015 (Web Components Server), follow the steps that are described in Updates for Skype for Business Server 2015 (KB3061064).

Select Start > Settings > Apps > Apps & features. Apps & features in Settings. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin, and if you're a Microsoft 365 subscriber, you can even restore your entire OneDrive if something goes wrong.

Run Cumulative Server Update Installer by using the UI or by using a command line. Note The UI provides a clear indication of which updates are installed when you click Install Updates. To run the Installer, run the following command:

Update package installation information. To install this update package, install the KB2500441-x64-WebComponents.msp package on computers in your network that are running the following platforms: Lync Server 2010 - Standard Edition. Lync Server 2010 - Enterprise Edition - Front-end.

Run the Cumulative Server Update Installer by using the UI or a command prompt. Note When you click Install Updates, the UI indicates which updates are installed. To run the installer, run the following command: LyncServerUpdateInstaller.exe Note The following bullet points describe parameters that you can use with the LyncServerUpdateInstaller.exe command:

Download (32-bit) Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 to add additional display, help, and proofing tools to Microsoft 365.