get e-sim or otherwise another tpg line then let it expire, no need inform tpgsimba for senior $5
is it just go the neighbourhood counter to port-in or apply online and DIY port-in ?
mum asking me to change telco for data roaming on 1 tour ....
since current telco vivify i checked addon data plan for china is $19 i don't buy ... and it got bug cannot do normal voice call in malaysia ... I think is phone settings not auto VoLTE or what, I wasn't there to troubleshoot