February 9, 2016 — KB3135174 (OS Build 10240.16683)

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

• Improved installation time of updates.

• Fixed issue with Microsoft Edge  browser caching visited URLs while using InPrivate browsing.

• Improved Silverlight performance.

• Fixed issue that didn't allow a Windows 10  PC to remotely configure a server.

• Fixed issue with pictures and tables not displaying in Windows Journal.

• Fixed security issues that could allow remote code execution when malware is run on a target system.

• Fixed security issues in Microsoft Edge  and Internet Explorer  11 that could allow code from a malicious website to be installed and run on a device.

• Fixed additional issues with Input Method Editors (IMEs), Direct Access, assigned access, peripheral device detection, barcode scanning, Windows Explorer, Internet Explorer  11, Microsoft Edge , and scripting.

• Fixed additional security issues with .NET Framework, PDF library, Windows Journal, kernel-mode drivers, Remote Desktop, and WebDAV.

For more info about the security fixes in this update and a complete list of affected files, see KB3135174.