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Release Date:



OS Build 10240.16725

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

  • Improved support for apps, smart card logon, dual Ethernet cards, and Appraiser.

  • Improved reliability for OS shutdown, group policy application, displays, virtual machines, and Windows Update.

  • Improved performance for content entry in apps, BitLocker, and update installation and notification.

  • Fixed issue with printing in Internet Explorer  11.

  • Fixed security issue created when attempting to play corrupted content.

  • Fixed security issue that could allow remote code execution while viewing a PDF in Microsoft Edge .

  • Fixed additional issues with system sounds, file properties, spellcheck, logon, and Internet Explorer  11.

  • Fixed additional security issues with Microsoft Edge , Internet Explorer  11, USB storage driver, kernel mode drivers, .NET Framework, graphic fonts, OLE, secondary logon, and PDF library.

For more info about the security fixes in this update and a complete list of affected files, see KB3140745.

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