There are times when an incorrect file may have been uploaded in a Turnitin assignment activity. If the Similarity Report setting is set to allow re submission until due date, students will be able to resubmit the correct file any time prior to due date, otherwise students will be unable to submit the correct file unless the original submission has been removed first. 

How to remove the Turnitin submission:

1. From the course page, click on Activities on the course banner   
   
   
2. Click on Turnitin assignments  
   
    
3. Navigate to the turnitin assignment in question
4. Click the Search: field and search for the student name  
   
    
5. Click on the Trash icon on the far right of the student's submission record