Is it possible to delete a file from the Turnitin database?

If you have already uploaded a document to Turnitin, but do not want it to appear in the similarity reports of other documents, you can always exclude the document from the ‘similarity percentage’ calculation (see FAQ: How can I exclude a source from the Turnitin originality report?).

If you want to permanently delete the file from the Turnitin database, you can do so by logging in with your account at After selecting the class and assignment where you uploaded the document, select the document you want to permanently delete (1), then click on the “Delete” button on the right (2) and select “Request permanent deletion” (3):

(last update: 23.11.2023)