Hi @marianjenkins,   Welcome to TPG Community!   We understand your concern that the installation may take more than 30 days once there's an issue with the line, however, we are unable to identify any upcoming issues until post installation.   Fortunately, we have an excellent working relationship with the NBN co. and skilled Engineers which will handle the issue and provide resolution as soon as possible.   Should you require further assistance, please let us know.   Kind regards, BasilDV ... View more