The “Modify” button executes changing the properties
of the selected object according to the values of parameters. Editing
the field values without recurring to the “Modify” button does
not affect the object.
The older TS versions do not have any as-built feature of informing users
if the “Modify” button is addressed without selecting any object
in the model. If no object was selected, then addressing the “Modify”
button gives no effect upon the model. Thus make sure that the required
object is selected.
The new TS versions have the as-built function of keeping the “Modify”
button inactive until any property's field value is changed for the