To choose your data line, go to Settings > Cellular or Mobile > Cellular Data or Mobile Service.For example, you might keep your primary line for your home and set up a data-only eSIM plan as your secondary line while traveling. The capabilities on your primary line will continue to work when you add a data-only eSIM for cellular data.While you're abroad, you can use a data-only eSIM as your secondary line and have two active eSIM plans on supported iPhone models.Apps that offer data only eSIM plans are available on the App Store on your iPhone.These plans allow you to stay connected in over 190 countries and regions when you travel. Carriers offer plans that differ by the amount of data and duration. You can also purchase a plan before you travel. Many worldwide service providers offer prepaid data plans.

On supported iPhone models, you can use two eSIMs at the same time. Carrier fees might apply. Contact your carrier for information.

On your iPhone, you can store eight or more eSIMs, which can be used as needed.

Depending on the country or region, you might need proof of local residency, an established local bank account, or credit card. Carriers around the world that support eSIM offer postpaid plans.

In addition to purchasing a prepaid eSIM plan, you might wish to get a postpaid account if you plan to be in another place for an extended time.

Check with individual carriers for details. These prepaid carrier options might offer more affordable local plans for data, voice, and text.

Depending on local regulations, you might be asked to show identification (like your passport) to purchase.

Carriers will provide steps to activate your eSIM digitally, like with a QR code or carrier app.

Many carriers offer prepaid plan options that you can purchase from the carriers' websites or apps before you arrive, or in person after arrival, through a carrier kiosk at the airport, carrier store, or other location.

Learn how to unlock iPhone for use with a different carrier. If your iPhone is unlocked, 'No SIM restrictions' appears next to Carrier Lock. To check if your iPhone is unlocked, go to Settings > General > About.

If your iPhone is locked to a carrier, it can be used only by that carrier. You can add multiple eSIMs and plans through that carrier.

Find carriers around the world that support eSIM on iPhone.

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