Actually, LG says that they’ll be rolling it out some time today, but device owners would more than likely see it come in tomorrow – especially when it’s being rolled out in waves. Either way, it’s expected to arrive over the course of the next few days for the majority of people.
As we all know, Android 3.1 Honeycomb isn’t a dramatic upgrade, but rather, T-Mobile G-Slate owners will find the host of improvements to be more than satisfactory in the near term. In fact, it features some UI refinements, connectivity for USB accessories, the recent apps list is now scrollable to see all opened apps, certain core widgets are resizable, support for external keyboard, and some updates to some of the preloaded apps.
source: LG via TmoNews