Same isssue is descibed on this thread Unusable mobile apps on 5G Home boardband - TPG Community. I was unable to get in touch with TPG support but buying a new router worked for us. Our Sagemcom hasnt worked since day one.   ... View more

After no help from TPG support and not being able to get a hold of them at all. @shaunf69, getting a new router and following your steps has worked perfectly. Thank you! ... View more

Any resolution? Also having this issue. ... View more