If you do not receive the OTP code, please try the following tips:
✅ Switch automatic network mode to manual, then return it to automatic again.
✅ Try on another device.
✅ Check SIM Management Settings (if dual SIM) and ensure the Telkomsel card's SIM is active.
✅ For iPhone, Reset Network.
✅ Check the physical condition of the SIM card, if there is damage, replace the SIM card at the nearest GraPARI.