Thanks for raising this to us, I am sad to learn that you're having issues with the email. I suggest to take a screenshot of the error and raise this directly to our postmaster to get real-time update and assistance.
You may reach them via email at firstname.lastname@example.org, do not forget to include the account details and affected e-mail address.
Let us know should you require further assistance.
Began yesterday 12 January 2022.
Polling mail.tpg.com.au accounts via Outlook - Server not responding in time. Outlook requests re entry of User Name / Password.