If the assessment settings allow, check your vUWS site for details - you can re-submit to Turnitin many times before the assessment due date.
Your new submission will overwrite your previous submission.
A similarity report will be available within minutes for your first three submissions. Please allow 24 hours for the similarity report to be available for subsequent submissions.
Contact your subject coordinator to submit your assessment after its due date.
For technical help with Turnitin, please contact ITDS via Live Chat or fill out the 'Something's Broken' form.