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