Get online support
Hi @Willirani,
Welcome to TPG Community!
Check out this article on TPG Community which should address your query.
Wi-Fi troubleshooting steps - No Internet/Connection
https://community.tpg.com.au/t5/Featured-Articles/Wi-Fi-troubleshooting-steps-No-Internet-Connection...
Let us know if we can be of further assistance. Cheers!