Note: A core part of editing is the concept of “Elements”. Learn more about elements.
Open the Edit Window
On the selection you want to change, click “Edit” to open the editing window (Shortcut = E).

There are 2 different ways to edit your selections:
Removing elements
Adding elements
Removing Elements
This is best used to make minor removals and “tidy up” your selection.
Start with your mouse on a blank/white part of the edit window
Left click & hold
Drag your mouse pointer over the elements you want to remove from your selection
Click “Save Edit” (Shortcut = E)

Adding Elements
This is most useful when using the “Deselect All” button first.
Click “Deselect All” (Shortcut = D)
Start with your mouse over a solid element
Left click & hold
Drag your mouse pointer over the elements you want to add back into your selection
Click “Save Edit” (Shortcut = E)

Note: A core part of editing is the concept of “Elements”. Learn more about elements.