This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:
- Addressed issue where the user may need to press the space bar to dismiss the lock screen on a Windows 10 machine to log in, even after the logon is authenticated using a companion device.
- Addressed issue with slow firewall operations that sometimes results in timeouts of Surface Hub's cleanup operation.
- Addressed issue with a race condition that prevents Cortana cross-device notification reply from working; users will not be able to use the remote toast activation feature set.
- Addressed issue where the Privacy Separator feature of a Wireless Access Point does not block communication between wireless devices on local subnets.
- Addressed issue on the Surface Hub device where using ink may cause a break in the touch trace that could result in a break in inks from the pen.
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Addressed issue where Internet Explorer 11 may ignore the “Send all sites not included in the Enterprise Mode Site List to Microsoft Edge” policy when opening a Favorites link.
- Addressed issue where the COMCTL32.DLL Date Time Picker control does not correctly display the specified date or time.
- Addressed additional issues with time-zone information and Internet Explorer.
- Security updates to Windows kernel, Microsoft Windows PDF, Windows kernel-mode drivers, Microsoft Uniscribe, Device Guard, Internet Explorer, Windows Shell, and Microsoft Edge. For more information about the security vulnerabilities resolved, please refer to the Security Update Guide.