I've installed WSUS on a Serer 2019 VM and it's downloading updates as expected. I've modified the default domain policy to point to that VM for updates.

Microsoft has admitted that the August patch Tuesday update might fail to install through Windows Server Update Services ...

It's possible for Windows Server Update Services (WSUS) users to get Windows 10 feature update previews by making a few settings changes, Microsoft announced this week. These Windows 10 feature update ...

Microsoft has resolved a known issue that triggers Cluster service and VM restart issues after installing July's Windows ...