Hi @David66 ,
Welcome to the community!
I was able to confirm that the modem/router has the latest firmware version.
Please advise if a firmware update is required for my modem details below
Firmware Version:0.1.0 0.9.1 v5006.0 Build 200810 Rel.53181nHardware Version:Archer VR1600v v1 00000000thanks
We were able to locate your account using your community details and learned that you are enrolled in our NBN12 Standard plan.
If you want to improve your Download speed, then you have the option to upgrade your plan to our best selling NBN50 plan, which has a typical evening speed of 46.0Mbps.
Here's an article on How to Change NBN Plan Online via TPG My Account.