Replace newsTabContent Facet active true body activityTabContent title Standard.Tab.activity flexipage:tab activityTab body feedTabContent title Standard.Tab.collaborate flexipage:tab collaborateTab body detailTabContent title Standard.Tab.detail flexipage:tab detailTab body newsTabContent title Standard.Tab.news flexipage:tab newsTab Replace tabs Facet tabs tabs flexipage:tabset flexipage_tabset Replace main Region collapsed false force:highlightsPanel force_highlightsPanel Replace leftsidebar Region runtime_sales_activities:activityPanel runtime_sales_activities_activityPanel Replace activityTabContent Facet forceChatter:recordFeedContainer forceChatter_recordFeedContainer Replace feedTabContent Facet force:detailPanel force_detailPanel Replace detailTabContent Facet force:relatedListQuickLinksContainer force_relatedListQuickLinksContainer force:relatedListContainer force_relatedListContainer Replace rightsidebar Region Account Record Page sfa__Account_rec_L_3col Account RecordPage