1. Go to Project Settings and click the "Field Sets" tab.
2. Click the three dots next to the relevant Field Set and select "Edit".
The "Edit Fields Set" dialog will open.
3. Edit the Field Set as desired. You can:
- Edit the Name
- Change the Icon
- Add Fields to the Field Set by clicking the arrow to the right of the Field you want to add.
- Remove Fields by clicking the bin icon next to the Field.
- Reorder Fields by dragging them by the three line icon.
4. Click "Save".
The changes will be applied to all existing Cards and any new Cards that have the Field Set.
For more help with fields see the Fields Help Guide.