Fixes & improvements

Windows 10 update KB4494441 (build 17763.503) releases

Microsoft issues its May 2019 Patch Tuesday update for supported versions of Windows 10 to fix several problems, and here's all you need to know.

KB4494441 update for Windows 10

Microsoft is now releasing update KB4494441 for devices running Windows 10 version 1809, October 2018 Update, to address several issues with latest version of the operating system.

KB4501835 update bumps the version number to build 17763.503, and according to the software giant, fixes security vulnerabilities, errors using virtual drives, and a few networking problems.

In addition, the company is also releasing quality updates for previous version of Windows 10, including version 1709, 1703, 1607, and the original release.

Windows 10 update KB4494441 for version 1809

Microsoft has announced KB4494441 in the Windows support site, and it’s referred as “May 14, 2019—KB4494441 (OS Build 17763.503)”. If you’re already running the Windows 10 October 2018 Update on your device, this update will address these problems:

  • Enables “Retpoline” by default if Spectre Variant 2 (CVE-2017-5715) is enabled.
  • Provides protections against a new subclass of speculative execution side-channel vulnerabilities, known as Microarchitectural Data Sampling, for 64-Bit (x64) versions of Windows (CVE-2018-11091, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130).
  • Adds “uk.gov” into the HTTP Strict Transport Security Top Level Domains (HSTS TLD) for Internet Explorer and Microsoft Edge.
  • Addresses an issue that may cause “Error 1309” while installing or uninstalling certain types of .msi and .msp files on a virtual drive.
  • Fixes a problem that prevents the Microsoft Visual Studio Simulator from starting.
  • Addresses an issue that may cause zone transfers between primary and secondary DNS servers over the Transmission Control Protocol (TCP) to fail.
  • Fixes a problem that causes Simple Network Management Protocol (SNMP) Management Information Base registration to fail when the Windows Management Instrumentation (WMI) provider uses the Windows tool SMI2SMIR.exe.
  • Addresses an issue that may cause the text, layout, or cell size to become narrower or wider than expected in Microsoft Excel when using the MS UI Gothic or MS PGothic fonts.
  • Security updates to Microsoft Edge, Internet Explorer, Microsoft Scripting Engine, Windows App Platform and Frameworks, Windows Graphics, Windows Storage and Filesystems, Windows Cryptography, the Microsoft JET Database Engine, Windows Kernel, Windows Virtualization, and Windows Server.

You can download the updates to install them manually with the links below:

Windows 10 update KB4499167 for version 1803

The April 2018 Update (version 1803) is getting update KB4499167, and the Windows support site referred it as “May 14, 2019—KB4499167 (OS Build 17134.765)”. If you’re already running version 1803 on your PC, this update will address these issues:

  • Provides protections against a new subclass of speculative execution side-channel vulnerabilities, known as Microarchitectural Data Sampling, for 64-Bit (x64) versions of Windows (CVE-2018-11091, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130).
  • Adds “uk.gov” into the HTTP Strict Transport Security Top Level Domains (HSTS TLD) for Internet Explorer and Microsoft Edge.
  • Fixes a problem that may cause “Error 1309” while installing or uninstalling certain types of .msi and .msp files on a virtual drive.
  • Addresses an issue that prevents the Microsoft Visual Studio Simulator from starting.
  • Fixes a problem that may cause zone transfers between primary and secondary DNS servers over the Transmission Control Protocol (TCP) to fail.
  • Fixes a problem that may cause the text, layout, or cell size to become narrower or wider than expected in Microsoft Excel when using the MS UI Gothic or MS PGothic fonts.
  • Security updates to Microsoft Edge, Internet Explorer, Microsoft Scripting Engine, Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Storage and Filesystems, Windows Cryptography, Windows Datacenter Networking, Windows Wireless Networking, Windows Virtualization, Windows Kernel, Windows Server, and the Microsoft JET Database Engine.

Windows 10 updates for older versions

Although the version 1709 (Fall Creators Update) is no longer supported, organizations running the Enterprise or Education edition of Windows 10 are getting update KB4499179, which addresses many issues and bumps up the version number to 16299.1146.

Windows 10 version 1703 (Creators Update) is no longer supported either, but organizations with devices still running this release can now download and install KB4499181, which fixes a few issues and bumps the version number to build 15063.1805.

In addition, the Windows 10 Anniversary Update, version 1697, is getting update KB4494440 to fix a slew of problems with the no longer supported operating system bumping the version number to build 14393.2969.

Finally, the original release of Windows 10 is getting update KB4499154 bumping the version number to 10240.18215 to address several issues.

Download May 14 update for Windows 10

These updates are available immediately, they’ll download and install automatically, but you can always force the update from Settings > Update & Security > Windows Update and clicking the Check for updates button. You can find more details about the most recent updates in the Windows 10 update history tracker guide.