Changing carriers can be exciting. You might get to pick up a new phone, or maybe you want better coverage in your home area. Either way, you have to know how to get set up. Each carrier tackles SIM ...

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

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After three years, telecommunications company T-Mobile is bringing a handy feature back to the T-Life app: self-service SIM swapping. SIM swapping lets users switch which SIM card is associated with a ...