Update Windows 10 with SCCM/WSUS only by defeating Dual Scan

With Windows 10 1607, Microsoft introduced Dual Scan functionality, which allows the computer to connect with Microsoft Updates besides using WSUS or SCCM. Steve Henry from Microsoft: “It is for the enterprise that wants WU to be its primary update source while Windows Server Update Services (WSUS) provides all other content.” I’ve seen various blog posts not covering all the steps I had to take to ensure Windows only looks to SCCM/WSUS. Especially covering Windows 10 deployments with System Center – Configuration Manager.

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