To begin go to the 'School settings' tab from the 3 lines menu in the top right hand corner of Class Charts.
From the 'Modules' tab on the left hand side scroll down the page to the 'Generic pupil notes' heading. From the right hand side of this heading click 'edit note categories'.
Enter a category name in the 'Add category' section, and then click 'Add'.
You can change the note colour by clicking 'edit' under the colour heading next to the category you wish to edit. This will bring up a colour menu.
When you then change the category of any note written about a pupil.