LTE / GSM / UMTS. : This setting should only be selected if experiencing service issues in locations that offer multiple network types and only GSM/UMTS is needed. The preferred international carrier is automatically selected. You can manually select an alternate carrier but it may require as many as 6 registration attempts with that carrier .... Eject the SIM tray and reinsert after 10 seconds. This may fix the problem. Reset the network settings to default in case you recently customize them and check if this works. Phone calls-related common problems in Motorola Moto G 5G are caused often when the network selection mode is set to manual mode. "/>Moto g stylus 5g reset network settings