Blue pencil not accessible?
You won't be able to mark a submission when the blue pencil is not active (greyed out).
Follow the steps below to solve this.
Log in to https://turnitinuk.com. If you haven't logged in before see How to log in to Turnitin website.
Open the Class (= Module number).
Locate the paper and click the exclamation mark next to the title of the submission. It should show you the following message: