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  1. Installing Microsoft Defender - Microsoft Support

    Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

  2. Stay Protected With the Windows Security App - Microsoft Support

    The Windows Security app is a comprehensive security solution integrated into Windows, designed to protect your device and data from various threats. It includes features such as Microsoft Defender …

  3. January 14, 2025 Security update (KB5049983) - Microsoft Support

    Oct 25, 2022 · Improvements This security update includes quality improvements. Below is a summary of the key issues that this update addresses when you install this KB. If there are new features, it …

  4. KB5058721 - Description of the security update for SQL Server 2022 …

    Jul 8, 2025 · Method 3: Microsoft Download Center How to obtain or download the latest cumulative update package for Linux To update SQL Server 2022 on Linux to the latest CU, you must first have …

  5. April 8, 2025 Security update (KB5055526) - Microsoft Support

    Oct 25, 2022 · For information about Windows update terminology, see types of Windows updates and the monthly quality update types. To find an overview of Azure Stack HCI, version 22H2, see its …

  6. May 13, 2025—KB5058405 (OS Builds 22621.5335 and 22631.5335)

    Jan 9, 2024 · File information For a list of the files that are provided in this update, download the file information for cumulative update 5058405. For a list of the files that are provided in the servicing …

  7. February 11, 2025 Security update (KB5051979) - Microsoft Support

    Oct 25, 2022 · For more information about security vulnerabilities, please refer to the Security Update Guide and the February 2025 Security Updates. To return to the Azure Stack HCI documentation site

  8. March 11, 2025—KB5053598 (OS Build 26100.3476) - Microsoft Support

    Jun 15, 2024 · For more information about security vulnerabilities, see the Security Update Guide and the March 2025 Security Updates. Windows 11 servicing stack update (KB5052915)- 26100.3321 …

  9. KB5058722 - Description of the security update for SQL Server 2019 …

    Jul 8, 2025 · Method 3: Microsoft Download Center How to obtain or download the latest cumulative update package for Linux To update SQL Server 2019 on Linux to the latest CU, you must first have …

  10. Windows Security app update - Microsoft Support

    This security update provides the latest changes for the Windows Security app. The update is composed of the Windows Security app and its underlying service. This update applies to only Windows 11 …