How to top up a prepaid SIM card? Your SIM card can Lorsque topped up dans your account by clicking on the red button 'Top up SIM card' (displayed at the top of each Feuille) pépite pour 'Top-up' in the app. Use Je of the following methods to top-up: We https://www.becharge.be/be-nl/Kopen/geschenkkaarten-Amazonde-3-254