To enable your users to use Gantt, you need to:
- Assign a permission set and permission controls.
- Review and set appropriate configuration options for the interaction of assignments and resource requests with PTAs.
- Review and set appropriate custom settings for:
- Batch sizes, when saving project tasks and project task assignments (PTAs).
- Buttons and actions that are available to users in Gantt.
- Respecting project sharing settings for editing a project and deleting tasks in Gantt.