Major mobile carriers will be shutting down 3G networks in 2022 starting with AT&T , which will make the change Tuesday. The switch will make some older phones and devices useless but will make way for more advanced services, including 5G.
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Verizon finalized plans to shut down its 3G CDMA network after multiple delays, stating it will officially pull the plug on December 31, 2022 . The operator stopped activating 3G CDMA devices on its network in 2018, preparing for an original target shutdown date at the end of 2019.
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