This temporarily disables the new tab while we assess query performance problems
See https://lab.civicrm.org/dev/core/-/issues/4950
Note: commented out code uses the new 'placement' option which is preferred
over the legacy 'contact_summary' flag.
'type' => 'search',
'title' => ts('Activities'),
'description' => '',
- 'contact_summary' => 'tab',
+ // Disabled temporarily for https://lab.civicrm.org/dev/core/-/issues/4950
+ // 'placement' => ['contact_summary_tab'],
'summary_weight' => 70,
'icon' => 'fa-tasks',
'permission' => [