Originally Posted by
corporate-wage-slave
787s are have a high degree of shielding for telephone signals regardless, I suspect it is that rather than the window setting. GPS won't easily work either.
Yeap, 787 and GPS doesn't really go together - signal way to weak in the cabin to keep a position; A320 no problem, and I seem to remember that even a 777 in an aisle seat got an okay GPS signal.