If the 3G shutdown impacts your mobile device, please upgrade to a 4G LTE data and VoLTE roaming capable device to continue to use data, talk and text services while travelling in the U.S.
You can
upgrade your mobile device online
. Switching to another service provider will not help as the U.S. 3G/HSPA shutdown will impact all affected devices, regardless of the wireless provider.
If you are roaming in the U.S. with a 4G LTE data and VoLTE roaming capable device, you may need to enable VoLTE in your settings. Follow these instructions to
activate LTE/VoLTE on your mobile device
.