This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
- Addresses an issue that causes the abbreviated Japanese Era names to be incorrect. For more information, see KB4469068.
- Addresses an issue that causes the clock and calendar flyout to ignore user settings for Japanese Era date and time formats. For more information, see KB4469068.
- Enables the 元年 character for the first year in the Japanese Era. For more information, see KB4469068.
- Addresses an issue that prevents Microsoft Office Visual Basic for Applications from displaying the correct Japanese Era name. For more information, see KB4469068.
- Addresses an issue that may overwrite gan-nen support behavior for the Japanese Era after an update. For more information, see KB4469068.
- Addresses an issue that fails to recognize the first character as the abbreviation for the Japanese Era name. For more information, see KB4469068.
- Addresses an issue that may prevent the Event Viewer from showing some event descriptions for network interface cards (NIC).
- Addresses an issue that may cause users to receive “Error 1309” while installing or uninstalling certain types of MSI and MSP files.
- Security updates to Windows App Platform and Frameworks, Windows Hyper-V, Windows Storage and Filesystems, Windows Fundamentals, Windows Kernel, Windows Server, and the Microsoft JET Database Engine.
For more information about the resolved security vulnerabilities, please refer to the Security Update Guide.