Download Windows 10 Update KB4100375 (OS Build 17133.73)

A new cumulative update KB4100375 (OS Build 17133.73) for Windows 10 Spring Creators Update is now available for download. The new update is now available rolling out to the Fast, Slow, and Release Preview rings. The new patch has addressed an issue that, in some instances, prevents Internet Explorer from identifying custom controls. This update includes the following quality improvements (no new OS features):

New in KB4100375 (OS Build 17133.73)

Addresses a PDF security issue in Microsoft Edge.
Addresses an issue that, in some instances, prevents Internet Explorer from identifying custom controls.

Security updates to Internet Explorer, Microsoft Edge, Microsoft scripting engine, Windows kernel, Microsoft graphics component, Windows Server, Windows cryptography, and Windows datacenter networking.