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BNerECMO's avatar
BNerECMO
Network Novice
11 months ago
Solved

SIM NON-TRANSFERABLE

According to T-Mobile, I cannot have the same number on the SIM and eSIM even though you can't use the SIMs simultaneously; i.e., you have to go in and choose which one to make primary. And, accordin...
  • Cali_Cat's avatar
    11 months ago

    Whether you are using a physical SIM or an eSIM, a service carrier will not assign you more than a single SIM serial number per phone line. Therefore you cannot have both a physical and eSIM (which have different serial numbers) for the same phone line. As soon as you activate a new SIM, it will cancel the previous SIM on the phone line.

    You can use multiple SIM cards on a single device as long as each one is activated to its own unique phone number.