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Release Date:



OS Build 10586.633

This update includes quality improvements and security fixes. No new operating system features are being introduced in this update. Key changes include:

  • Improved reliability of Internet Explorer 11, kernel mode drivers, downloading apps from Microsoft Store, and Windows graphics device interface (GDI).

  • Addressed issue causing printer drivers to not install correctly after installing security update KB3170005 .

  • Addressed issue causing sign-in errors if a password is entered incorrectly or a new password doesnt meet password complexity requirements after installing security update KB3167679.

  • Addressed issue that causes Internet Explorer 11 to fail sometimes when using a user-defined style sheet.

  • Addressed issue where scrollbar position is reset after display property is set to none in Internet Explorer 11.

  • Addressed issue where a script in a nested frameset may not run correctly in Microsoft Edge.

  • Improved support for websites by updating the HTTP Strict Transport Security (HSTS) preload list.

  • Improved the upload of telemetry and download of telemetry settings in an authenticated proxy environment and support for Azure Active Directory (AAD).

  • Addressed additional issues with revised daylight saving time, Microsoft Edge, Internet Explorer 11, and WebDAV.

  • Security updates to kernel-mode drivers, Internet Explorer 11, Microsoft Graphics Component,¬†Windows registry, and diagnostic hub.

For more information about the security fixes in this update and a complete list of affected files, see KB3192441.

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