Follow the steps below to successfully take a ticket type off sale for a single event date:

2. Select Manage Sales 
3. Click Edit Allocation
4. Set Tickets Remaining column to zero
5. Update Allocation

Follow the steps below to successfully take a ticket type off sale across all event dates: 

1. Click Manage on your Event
2. Select Edit Listing & Tickets 
4. Click the Ticketing tab
5. Change ticket type status from On Sale to Not On Sale
6. Save Changes