T-Mobile’s Network Will Stop Working With Older Phones WHUR Contributor | January 13, 2021 at 12:30 pm in NEWS Tweet T-Mobile’s Network Will Stop Working With Over a Dozen Older Phones This Month Over a dozen T-Mobile devices will not work after January 29th. Customers were notified on December 18th. The devices won’t work due to a network update. The affected devices are not able to receive a software update that will allow them to stay connected. Contact T-Mobile for an upgrade. Are you planning on buying a new phone soon? What phone are you interested in getting? Tags: T-Mobile’s Network Will Stop Working With Over a Dozen Older Phones This Month