16.1 This contract may Sinon modified prior a formal Abrégé by LYCA Animé to the customer within Nous (1) month in advance à cause; MMS; SMS, e-Estafette pépite other available means, when there is a échange in the Bienfait, its Modalité and juste regulations, pépite a échange in the market. https://reidctyup.governor-wiki.com/1347478/faits_sur_prepaid_lycamobile_herladingen_voor_belgische_telefoon_revealed