Of course! To start, find your course by clicking on Teaching then Courses. Enter the course and click on the General Settings tab.
Scroll down to Email Notifications and Reminders and click on Set Reminders beside Scheduled Reminders.
Enter the Subject, Message, and select the delivery date by clicking the field beside Delivery Date. You can also specify which learners will receive the message based on their course progress/history. Once done, click Schedule Reminder at the bottom.
You can view the scheduled reminders by clicking on the View Reminders button under the original Set Reminders button.