Add Sales Reps to Groups and Queues Based on Territory Assignment
Where: This change applies to Lightning Experience and Salesforce Classic in Performance and Developer editions and in Enterprise and Unlimited editions with the Sales Cloud.
How: In Setup, select Territories or Territories and Subordinates when you create or edit a group or queue.
Then select territories to add to the group (1) or queue (2). Only territories in your active territory model are available.