- Log in as Instructor.
- Create a group assignment and select option only 1 submission per group.
- Make sure not to select resubmission allowed option
- Submit the assignment as one of the students in the group.
- Log in as instructor and grade the assignment and return it to the students.
- Log in as the student. You should not be able to resubmit the assignment after grading but the resubmit button is active.
- Please find attached the screenshots.