Microsoft Releases Windows 10 Cumulative Updates KB4509479, KB4509478, KB4509477

Microsoft just released a brand new batch of cumulative updates for those Windows 10 versions except for the May 2019 Update (also called version 1903).

Since they don’t land on a Patch Tuesday, there are no security improvements during these updates, and also the focus is entirely on fixing bugs and refining the performance of Windows 10.

All updates, however, have a single change mentioned within the release notes, albeit more undisclosed improvements could also be introduced. According to the software giant, the June 26 cumulative updates resolves an issue breaking down the big event Viewer. This can be a bug which was introduced by the prior batch of cumulative updates for Windows 10.

“Addresses an issue that may prevent devices from connecting with a Storage Area Network (SAN) devices using Internet Small Computer Interface (iSCSI) after installing KB4499147. You may also get an error in the System log portion of Event Viewer with Event ID 43 from iScsiPrt along with a description of “Target failed to respond in time for a login request.”

Cumulative updates and OS build numbers

The cumulative updates which are one of them new batch would be the following:
Windows 10 October 2018 Update (version 1809): KB4509479 (OS Build 17763.593)
Windows 10 April 2018 Update (version 1803): KB4509478 (OS Build 17134.860)
Windows 10 Fall Creators Update (version 1709): KB4509477 (OS Build 16299.1239)
Windows 10 Creators Update (version 1703): KB4509476 (OS Build 15063.1898)

Remember that Windows 10 Creators Update and Windows 10 Fall Creators Update no more receive cumulative updates on Home and Pro SKUs, so devices should be in the LTSC or run Education or Enterprise versions to be offered the updates on Windows Update.

There aren’t any reports of failed installs at the time of writing this article, and Microsoft says there are no new known issues, others compared to ones that have already been acknowledged in the last cumulative updates.

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