This cumulative update requires Microsoft .NET Framework 4.8. A component that's used within Exchange Server requires a new Visual C++ component to be installed together with Exchange Server. This prerequisite can be downloaded at Visual C++ Redistributable Packages for Visual Studio 2013.

The Cumulative Update 23 package can be used to run a new installation of Exchange Server 2016 or to upgrade an existing Exchange Server 2016 installation to Cumulative Update 23. You don't have to install any previously released Exchange Server 2016 cumulative updates or service packs before you install Cumulative Update 23.

This update makes stability improvements for the Windows Server 2019 and Windows 10 version 1809 servicing stack that is responsible for installing other security updates. This update also resolves the following issues: Automatic corruption repair (ACR) fails with error code 0x80070057.

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.

Method 1: Windows Update. This update will be downloaded and installed automatically. Note This update is also available through Windows Server Update Services (WSUS). Method 2: Microsoft Update Catalog. To get the standalone package for this update, see the Microsoft Update Catalog website.

If you are trying to set up an Exchange account in Outlook, ask the organization that gave you the email address for the name of your Exchange server. It's standard for them to provide you with this information so you can add your email address to a computer or phone.

Hotfix update for Microsoft Exchange Server 2019 and 2016 was released on April 23, 2024. It includes fixes for non-security issues and introduces new features. These fixes and features will also be included in later cumulative updates for Exchange Server 2019 .

Windows Server 2016 Essentials, Datacenter, Standard, Multipoint Premium Server, and Hyper-V Server will reach end of support on January 12, 2027. To continue receiving these updates, we recommend upgrading to the latest version of Windows Server.

Symptoms. Consider the following scenario: You have update 2927901 installed on a Windows Server 2012 R2 server. You have users who frequently log in and log off the server through Remote Desktop. In this scenario, the server becomes slow and eventually unresponsive.

This update addresses a known issue that affects the Local Security Authority Subsystem Service (LSASS). It might leak memory on domain controllers (DCs). This issue occurs after you install KB5035885 (March 12, 2024).