What is an eSIM?
An eSIM is a SIM card built into your phone as software. There's nothing to insert or lose. You scan a QR code and a mobile data plan activates immediately — it's the digital equivalent of the plastic SIM card you're familiar with.
More eSIM Basics questions
What is the mechanism behind eSIM technology?
Which devices support eSIM?
Which iPhones are compatible with eSIM?
Can you explain how to set up an eSIM?
Can my regular SIM stay in the phone while I use the eSIM?
Is eSIM coverage available worldwide?
What's the maximum number of eSIMs a phone can have?
Is an unlocked phone required for eSIM use?
How does an eSIM differ from a physical SIM?
What's the way to remove an eSIM from my device?
Does an eSIM work on an iPad?
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