Thank you for being a part of the TPG Community. Apologies for the frustrations you have expressed, I would like to take a fresh look at your connection issues.
For verification purposes can you please send me a private message (PM) by clicking on my name and provide the following information:
I will reply ASAP on receipt of the above.
My TPG app for IOS and Android - https://www.tpg.com.au/download
NBN having some network issues around your Aera, soon you will receive a call or SMS to confirm your appointment,
This is what I found in the NBN system about network Issue,