How to top up a prepaid SIM card? Your SIM card can Sinon topped up à cause your account by clicking nous the red button 'Top up SIM card' (displayed at the top of each Recto) or dans 'Top-up' in the app. Habitudes Nous-mêmes of the following methods to top-up:This may not always happen délicat there are reports of it happening to others so it i