What's an eSIM?
It's a SIM card built into your phone as software. Nothing to insert, nothing to lose. You scan a QR code and a mobile data plan switches on right away — a digital version of the plastic card you're used to.
More eSIM Basics questions
How do I delete an eSIM from my phone?
Can I keep my normal SIM active alongside the eSIM?
Does my phone have to be unlocked for an eSIM?
Will an eSIM work anywhere in the world?
Can I use an eSIM on an iPad?
How do I install an eSIM?
How do eSIMs actually work?
How many eSIMs can one phone hold?
Does my iPhone support eSIM?
eSIM vs physical SIM — what's the difference?
Which phones work with eSIM?
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