1. What is an eSIM?
An eSIM is an electronic SIM card that is embedded in a device and can be programmed with multiple mobile network operator profiles.

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2. How does an eSIM work?
An eSIM works by storing multiple mobile network operator profiles on a single chip. Users can switch between these profiles without having to physically change the SIM card.

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3. What devices support eSIMs?
Many modern smartphones, tablets, and wearables support eSIMs. Some popular devices that support eSIMs include the iPhone XS, Samsung Galaxy S20, and Pixel 4.

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4. How do I activate an eSIM?
To activate an eSIM, you will need to contact your mobile network operator and request an eSIM activation. They will provide you with a QR code that you can scan to activate the eSIM on your device.

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5. Can I use an eSIM with multiple devices?
No, an eSIM can only be activated on one device at a time. If you want to switch to a different device, you will need to deactivate the eSIM on the first device and activate it on the second device.