Yesterday was Microsoft’s patch Tuesday and as well as releasing Windows 10 November 2019 Update Microsoft also released security patches for the 1903 and 1909 updates of Windows 10.

As 1903 an 1909 share the same servicing components Microsoft have pushed KB4524570 to both versions of the OS. 1903’s build number goes to 18362.476 and 1909 goes to 18363.476. The update contains security fixes for Internet Explorer and Microsoft Edge.

If you are wondering what is new with the Windows 10 November 2019 Update here is my explainer:

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