In the latest update to Windows 10 (and Windows Server 2016), Microsoft has disabled the capability of the wuauclt /detectnow command. This command has been used by administrators for a long time to initiate an immediate scan for new updates on the Automatic Update client.
In Windows 10 and Windows Server 2016, the command to use now is:
Run this command in an elevated CMD window.
Looking for an awesome, no-nonsense technical conference for IT Pros, Developers, and DevOps? IT/Dev Connections kicks off in Dallas, Texas in 2018!