How to enable hierarchical list in a related listIssue <!-- div.margin { padding: 10px 40px 40px 30px; } table.tocTable { border: 1px solid; border-color: #e0e0e0; background-color: #fff; } .title { color: #d1232b; font-weight: normal; font-size: 28px; } h1 { color: #d1232b; font-weight: normal; font-size: 21px; margin-bottom: 5px; border-bottom-width: 2px; border-bottom-style: solid; border-bottom-color: #cccccc; } h2 { color: #646464; font-weight: bold; font-size: 18px; } h3 { color: #000000; font-weight: bold; font-size: 16px; } h4 { color: #666666; font-weight: bold; font-size: 15px; } h5 { color: #000000; font-weight: bold; font-size: 13px; } h6 { color: #000000; font-weight: bold; font-size:14px; } ul, ol { margin-left: 0; list-style-position: outside; } --> A hierarchical list allows a related list to have the option to show child records associated with the parent. This can be useful to see all related records to a parent record in one view instead of having to drill into to each individual record. ReleaseKingston, London, Madrid ResolutionGo to a related list where you would like to enable hierarchical listRight click on the column header to bring up the context menu and go to Configure -> List ControlIn the List Control Form, find Hierarchical lists check box, check it and update the recordNow on the related list, you should see a black arrow that will allow you to see all child records Note: You can also turn on the hierarchical list on the child's records so you can see those children. Follow the same steps as above.