Update: Welcome back to Android Police. And now, here's an AT&T representative with a report on the recent Galaxy Note 3 software update.
A software update for the Samsung Galaxy Note 3 was made available for AT&T customers today. It provides general performance improvements.
AT&T's Galaxy Note 3 is barely out of the starting gate and it's already got an OTA update, probably fixing a few issues discovered as the Samsung phone was disseminated to a few hundred thousand users.