This will re-enable all such warnings for & kmail;. It does not make much sense to allow more fine-grained selection of which warnings to show since you can just check the option to suppress them again when they next show up.
Isto reactivará todos estes avisos en & kmail;. Non ten moito sentido permitir unha seleccion máis fina de que avisos mostrar xa que vostede pode simplemente seleccionar a opción de suprimilos de novo cando aparezan de novo.