Every note, that you left, on a candidate or on a candidate’s application can be edited or deleted.
To edit a note, open the candidate or the application, that you left a note on, go to Activities (only when editing notes on an application) and select the All tab or the Notes tab.
Every note you leave will have 2 icons next to it. The edit icon and the delete icon.
After you click on the Edit option, it will open the note editor.