I received the following text message on my Pre3 from ATT yesterday. Did anyone else get this too?
AT&T Free Msg:
Thank you for choosing AT&T! We appreciate your business.
Due to planned network upgrades your device will no longer work on the AT&T network after December 2016.
To avoid service disruption upgrade to a 3G or 4G LTE device as soon as possible.
For more information visit AT&T 2G Migration
Since the Pre3 supports HSPA+, will there really be any problems using the Pre3 with ATT after Dec 2016? Or is it a frequency band issue since I think the Pre3 only supports 850, 1900, and 2100 MHz, according to Wikipedia: