This issue is only encountered when custom offline media or ISO images are created by slipstreaming this update into the image without having first installed the standalone servicing stack update (SSU) released Maor later. Known issues in this updateĭevices with Windows installations created from custom offline media or custom ISO image might have Microsoft Edge Legacy removed by this update, but not automatically replaced by the new Microsoft Edge. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.įor more information about security vulnerabilities, please refer to the new Security Update Guide website and the June 2023 Security Updates. This update addresses an issue that affects the Windows Kernel. You might receive the error, 'Document not saved.' For Microsoft Office apps, this issue only affects the 32-bit versions. If you use some commercial or enterprise security software that uses extended file attributes, this issue will likely affect you. You might have issues when you save, copy, or attach files. This update addresses a known issue that affects 32-bit apps that are large address aware and use the CopyFile API. This security update includes quality improvements that were a part of update KB5026435 (released May 23, 2023). Important: Use EKB KB5003791 to update to Windows 10, version 21H2.

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