16.1 This contract may Sinon modified prior a formal Bref by LYCA Animé to the customer within Je (1) month in advance via; MMS; SMS, e-mail or other available means, when there is a échange in the Aide, its Formalité and approprié regulations, pépite a change in the market. 4.1 https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616