This patch Tuesday, Microsoft pushed a new update KB4493509 for Windows 10 October 2018 update and windows 10 April 2019 update users. The update fixes several issues like font issues, group policy not responding, etc. Additionally, the update is also bundled with some security updates to Windows Kernel and other components like the scripting engine, app platform and framework, file system and storage, etc. As such it is recommended that you update your machine as soon as possible.
In general, you can go to "Settings -> Update & Security -> Windows Update". Alternatively, you can also download the offline installer for KB4493509 using the direct download links. This is particularly useful if you've hidden the Windows 10 updates or pause the Windows 10 updates.
KB4493509 Offline Installer Download Link
Below are the official direct download links for KB4493509 update. Just click on the download link depending on your system architecture and the download will start immediately. Once downloaded, you can install it like any other Windows software. i.e, double-click on the installer and follow the on-screen instructions.
For ease of use, I've also included the Windows 10 update size for both 32-bit and 64-bit installers.
- KB4493509 x86 (32-bit) offline installer (download size: 52.2 MB)
- KB4493509 x64 (64-bit) offline installer (download size: 163.7 MB)
If you want KB4493509 download links for Windows Server or ARM64 based systems, go to the Microsoft update catalog website to find the appropriate links. All you have to do is click on the Download button next to the appropriate version.
Changes in KB4493509
- Addresses an issue that occurs when you enable per font end-user-defined characters (EUDC). The system will stop working and a blue screen will appear at startup. This is not a common setting in non-Asian regions.
- Addresses an issue that may cause applications that use MSXML6 to stop responding if an exception was thrown during node operations.
- Addresses an issue that causes the Group Policy editor to stop responding when editing a Group Policy Object (GPO) that contains Group Policy Preferences (GPP) for Internet Explorer 10 Internet settings.
- Addresses an issue that may cause authentication issues for Internet Explorer 11 and other applications that use WININET.DLL. This occurs when two or more people use the same user account for multiple, concurrent login sessions on the same Windows Server machine, including Remote Desktop Protocol (RDP) and Terminal Server logons.
- Addresses an issue that may cause compound document (OLE) server applications to display embedded objects incorrectly if you use the PatBlt API to place embedded objects into the Windows Management Framework (WMF).
- Security updates to Windows Datacenter Networking, Windows Server, the Microsoft JET Database Engine, Windows Kernel, Windows Input and Composition, Microsoft Scripting Engine, Windows App Platform and Frameworks, Windows Storage and Filesystems, Microsoft Graphics Component, Windows Virtualization, Windows MSXML, Windows SQL components, and Microsoft Edge.
That is it for now.