Sidebar Discuss UI Action on Polaris UISummaryUsing Sidebar, agents can initiate a group discussion from a task-based record ( like Incident) or interaction-based record. Sidebar is supported for following workspaces: CSM Configurable WorkspaceCSM Manager WorkspaceHR Agent WorkspaceITSM Manager WorkspaceVendor Management Workspace Similarly, Discuss UI Action is added by default to the workspaces listed above. Additionally, the Discuss UI Action shows up on Polaris UI. Steps to Reproduce: In OOTB Tokyo instance, impersonate System AdministratorOpen any Active Incident record.Click on Discuss UI Action.Initiate the discussion. Expected Result:A discussion is initiated providing option to add agents to it. Actual Result:No discussion is initiated. This is working as per design as the Discuss UI Action it is not supported for Polaris UI. As of now, there is no option to disable the Discuss UI Action on Polaris Related LinksFor more information about the Sidebar feature, see the Sidebar product documentation topic.