What is the difference between an eSIM and a physical SIM?

A physical SIM is a removable plastic card. An eSIM is a chip soldered into your phone — smaller, faster to activate, and lets you switch plans without visiting a store or waiting for mail delivery.

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What is an eSIM? How does an eSIM work? Which phones support eSIM? Is my iPhone compatible with eSIM? How do I install an eSIM on my phone? Can I use an eSIM and my physical SIM at the same time? Does eSIM work in all countries? How many eSIMs can I have on one phone? Do I need to unlock my phone to use an eSIM? Can I delete an eSIM from my phone? Does eSIM work on tablets or iPads?

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Which countries does uPhone cover? What data plans are available? Can I use one eSIM in multiple countries? Can I get a refund on my eSIM? Can I transfer my eSIM to another phone? How long does it take to get my eSIM?

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What is the difference between an eSIM and a physical SIM?

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