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Cumulative Update 12 for Exchange Server 2019 (KB5011156)

Cumulative Update 12 for Exchange Server 2019 (KB5011156)

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  • Version:


    Date Published:


    File Name:


    File Size:

    5.8 GB

    KB Articles:


    Cumulative Update 12 for Exchange Server 2019 resolves issues that were found in Exchange Server 2019 since the software was released. This update rollup is highly recommended for all Exchange Server 2019 customers.

  • Supported Operating Systems

    Windows Server 2019

    Exchange Server 2019 System Requirements and Prerequisites
    For information about Exchange 2019 system requirements and prerequisites, see the following topics:
    Actual requirements will vary based on system configuration. For more detailed system requirements, please refer to the Exchange Server 2019 Technical Documentation Library.
    1. Click the Download button on this page to start the download.
    2. Do one of the following:
      • To start the installation immediately, click Open or Run this program from its current location.
      • To copy the download to your computer for installation at a later time, click Save or Save this program to disk.

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