@mention does not work on the activity stream in Visual Task BoardsIssue <!-- 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; } --> Symptoms In the VTB the @mention functionality does not work when the user clicks on comment in the activity stream Release Kingston, London, Madrid Cause This is expected behavior as the @mention functionality works only in the below scenario. 1. On a form, in the activity formatter (UI16 only). 2. In a list, in the activity stream for a specific record. 3. On a Visual Task Board card, in the card details.4. In a Connect record conversation. Resolution This is expected behavior and there is an enhancement request for this already. Additional Information For more information, please go through below documentation. Activity streams