Some of the best Android smartphones are sold by T-Mobile, the company that purchased Sprint nearly three years ago in April 2020. The carrier has since tried to fully integrate the acquired network’s customers into its fold, and after repeated postponements of the shutdown date, it finally retired Sprint's 3G and 4G networks months ago. Now, a leaked internal document suggests T-Mobile will kill any remaining service for customers using Sprint SIM cards on May 1, 2023.
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