The note displays above the group on the Spec Sheet pane. You can right-click on the note to remove it.
(continued from To modify component properties in a spec above)
If the component size that you want to add does not appear when you clear Hide Parts Marked Do Not Include, you can use the catalog editor to add the size.
If the field type is Yes/No (checkbox) enter a default value of True or False.
To synchronize specs with catalogs, the spec file must be closed and exclusive access to the spec file is required.