Ya, it's the update that wiped all the settings. You'll have to go and re enter the information. Pita, but it's my first time in 3 years having to do it.
Not defending the practice at all but they're not the first to offer a frunk tub as an option. Regardless, I wouldn't bother with such a small area, winter makes frunk access a pain sometimes.
Amazing there's people driving around like that with zero understanding of how the system works.
If you haven't got an update for years then why bother now. Why even bother with modern tech?
That happens regularly up here, the door hinge also collects ice and needs to be cleaned off occasionally.
In 3 years of ownership and into my 4th winter I've had to use a hairdryer only once to clean out the port.