Login as admin Create a new course Create three groups inside the course: Name: Group 1 Name: Group 2; New picture (upload a picture) Name: Group 3; New picture (upload a picture); Hide picture: Yes Create a new forum inside the course with Group mode: Visible groups Set Visible groups: Group 1 inside the forum discussion list Press Add a new discussion topic Fill in Subject / Message fields and press Post to forum Repeat steps 5 - 7 for Group 2 and Group 3 Switch Visible groups to All participants Confirm the Group 1 row contains a generic image (we didn't upload one) Confirm the Group 2 row contains the uploaded image Confirm the Group 3 row contains a generic image (we uploaded one, but set it as hidden)