Time to Patch! Cumulative Updates Go Live for Windows 10 Versions 1803, 1709, 1703, and 1607

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Jul 10
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Microsoft has started rolling out cumulative updates to various Windows 10 versions, including the latest Windows 10 April 2018 Update. Since the company has started to deliver more than one Windows 10 cumulative update every month, the changelog isn’t as long as they used to be. The security patches are now available for Windows 10 version 1803, Windows 10 Fall Creators Update version 1709, the original Creators Update version 1703, and the Anniversary Update.

What’s fixed in Windows 10 version 1803 (KB4338819 – Build 17134.165)

  • Improves the ability of the Universal CRT Ctype family of functions to correctly handle EOF as valid input.
  • Enables debugging of WebView content in UWP apps using the Microsoft Edge DevTools Preview app that’s available in the Microsoft Store.
  • Addresses an issue that may cause the Mitigation Options Group Policy client-side extension to fail during GPO processing. The error message is “Windows failed to apply the MitigationOptions settings. MitigationOptions settings might have its own log file” or “ProcessGPOList: Extension MitigationOptions returned 0xea.” This issue occurs when Mitigation Options has been defined either manually or by Group Policy on a machine using Windows Defender Security Center or the PowerShell Set-ProcessMitigation cmdlet.
  • Evaluates the Windows ecosystem to help ensure application and device compatibility for all updates to Windows.
  • Security updates to Internet Explorer, Windows apps, Windows graphics, Windows datacenter networking, Windows wireless networking, Windows virtualization, Windows kernel, and Windows Server.

Windows 10 cumulative update for 1709 (KB4338825 – Build 16299.547)

  • Addresses an issue that, in some cases, causes the wrong IME mode to be chosen on an IME-active element.
  • Addresses an issue with form submission in Internet Explorer.
  • Addresses an issue where DNS requests disregard proxy configurations in Internet Explorer and Microsoft Edge.
  • Addresses additional issues with updated time zone information.
  • Addresses an issue that causes the latest versions of Google Chrome (67.0.3396.79+) to stop working on Cobalt devices.
  • Evaluates the Windows ecosystem to help ensure application and device compatibility for all updates to Windows.
  • Security updates to Internet Explorer, Microsoft Edge, Microsoft scripting engine, Windows apps, Windows graphics, Windows datacenter networking, Windows virtualization, Windows kernel, and Windows Server.

Windows 10 cumulative update for version 1703 (KB4338826 – Build 15063.1206)

This release also contains patches for Windows 10 Mobile (OS Build 15063.1206).

windows-10-april-2018-update-4Related Time for More Cumulative Updates as Microsoft Releases Patches for 1803, 1709 and 1703

  • Addresses an issue with form submission in Internet Explorer.
  • Updates Internet Explorer’s Inspect Element feature to conform to the policy that disables the launch of Developer Tools.
  • Addresses an issue that, in some cases, causes the wrong IME mode to be chosen on an IME-active element.
  • Addresses an issue in which DNS requests disregard proxy configurations in Internet Explorer and Microsoft Edge.
  • Addresses additional issues with updated time zone information.
  • Evaluates the Windows ecosystem to help ensure application and device compatibility for all updates to Windows.
  • Security updates to Internet Explorer, Microsoft Edge, Windows apps, Windows graphics, Windows virtualization, Windows kernel, and Windows Server.

Windows 10 cumulative update is also available for Windows 10 Anniversary Update (KB4338814 – Build 14393.2363). However, consumer editions have reached the end of support and today’s update is only available for Windows 10 Enterprise and Windows 10 Education editions.

You can install this month’s Windows 10 cumulative update on your own devices by going to Settings > Update & Security Check for updates. Alternatively, you can download these update manually from Microsoft Update Catalogue (search using the KB-number).

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