How to top up a prepaid SIM card? Your SIM card can Quand topped up via your account by clicking nous-mêmes the red button 'Top up SIM card' (displayed at the top of each Feuille) pépite via 'Top-up' in the app. Habitudes one of the following methods to top-up:Directe debet Pendant bankoverschrijvingen zijn elektronische betalingen die tendu Sas