TPG's underlying mobile network is the Vodafone mobile digital network (2G/3G/4G).
These troubleshooting steps should help you in solving most of the issues if you are getting poor coverage, no coverage, device is displaying emergency calls only, no service or SOS.
Basic Troubleshooting for No Network Coverage
For Android Phones:
For Android Phones
To check if "Do Not Disturb" is active
If you are still having network coverage issues, please contact our Mobile Support 1300 997 273