I have a Domain and a WSUS instance at home. There are two computers that I've removed from service, removed from the Domain, and removed from WSUS, but they reappear in WSUS after a short time ...

Microsoft has reminded Windows administrators that driver synchronization in Windows Server Update Services (WSUS) will be deprecated on April 18, 90 days from now.

Of the 75 computers, about a dozen have not reported status in more then 30 days to the WSUS server. Most of the PCs are from one particular site, but not all of them.

Microsoft has officially announced that Windows Server Update Services (WSUS) is now deprecated, but plans to maintain current functionality and continue publishing updates through the channel.