It depends on which phone you have. If you have an iPhone:
It depends on which phone you have. If you have an iPhone:
First, head over to Settings
Then, choose Mobile Service
From here, you’ll be able to choose which SIM you’d like to use for Mobile Data, Default Voice Line, and Texts. You can even turn your SIMs on and off.
If you have an Android phone:
If you have an Android phone:
Go to Settings then tap Network & Internet or Wireless & Networks
From here, open up the Dual SIM option
In this section, you can choose which SIM you want to make calls, texts, or use data from
If you have multiple SIMs on your phone, it’s important to set the right SIM as your default for data, voice, and texts. If not, you might end up using the wrong SIM or might even end up with no service if the default SIM no longer works.
This same applies when switching from a physical SIM to an eSIM, as the old physical SIM will no longer be able to connect to a network. So, we recommend removing the old SIM once the new eSIM gets signal.
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