Please follow these steps, see screenshots for clarification.
- Navigate to Events.
- Click on the respective event.
- You will see three menu options: "Event Details", "Settings", and "Event Attendees".
- Click on "Event Attendees".
- Click on "Edit Stages".
- Click on the "Invited" stage to expand it.
- Notice the first two tasks are automated emails.
- Click on the "Edit task" symbol for the task you want to edit.
- To turn off automation for the second email, untoggle the "Automate this task" button.
- Click on Save.