Deleting and replacing an eSIM is a straightforward process that can be done for various reasons, such as switching carriers or upgrading your phone.
An eSIM, or embedded SIM, is a digital SIM card built into your phone, managed through device settings.
To delete an eSIM on an iPhone, go to Settings > Mobile Data/Cellular > select the eSIM plan > scroll down and tap Delete eSIM or Remove Cellular Plan.
To replace an eSIM, choose and purchase a new eSIM plan, then activate it in settings by scanning the QR code or entering activation details.