Bypass WSUS Server and use Windows for Updates
In many companies the network has been configured for Windows PC’s to connect to a local server for Microsoft Updates. Usually running Windows Server Updates Server or WSUS for short.
If it [WSUS] has an issue and updates aren’t being pulled down, but you need to update a PC urgently, then you can do the following to turn off WSUS for that PC, which will then permit you to get updates directly from Microsoft Servers.