After installing WSUS on a server, creating computer group in WSUS, creating a group policy to use WSUS, you also need to add computers to the group policy so that the policy to apply to those computers. Here is how.
- Login DC.
- Open Group Policy Management.
- Navigate to the computer group policy, in our case it is EHC for WSUS.
- Click Add under Security Filtering.
5. Make sure check Computers in Object Types.