sounds like it has to do with your network provider or u might accounted for their promos call them for deactivation. also check if your data packets are enable
Ito. Baka sakali lang, kung may 'G' or 'H' sa taas kain talaga load mo para matanggal go to setting - cönnectivity - packet data - piliin mo yung "when needed" yun baka sakali lang po.,.