It seems that the view/pay without log is another victim of the latest upgrade.
I choose to pay my bill early in the form of a direct debit as a "advance payment".
It seems that this is no longer an option.
I did go to the old customercare.myhughesnet.com and was able to do it from there.
I can't say that this latest upgrade was a step forward.
I did attempt to use that as I have in the past. Instead of opening up a webpage it spit up a pop up window that no longer included the advance payment option:
Instead we have this:
The account balance at that time was zero. Attempting to make a payment resulted in an error.