To edit a candidate's profile, follow the steps below:
From your dashboard, navigate to one of your jobs and click 'Candidates' on the menu bar at the top.
From your dashboard, navigate to the 'Candidates' page via the sidebar on the left.
Click on a candidate's name to open their profile.
Next, click the three dots and then 'Edit candidate', as shown in the screenshot below:
In the modal that shows up, you can edit all fields of the candidate profile. You can even add files to the profile.