Welcome to TPG Community!
Based on the account located, we can see that our Engineering Team are already working to have this investigated and resolved through a fault lodged.
They have been trying to reach you to no avail. May I know your best contact number and the your most convenient time to receive a call via private message?
Good day, yuniati18!
I've since checked the lodged fault and it appears that one of our Engineers has been in touch and advised you that the issue has now been resolved.
Should any assistance be needed, please don't hesitate to let us know here or contact our Support hotline at 13 14 23.