How eSIMs Work, and How to Switch From a Standard SIM

The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

If You See 'No SIM' Or 'Invalid SIM' On Your iPhone, Here's What You Do

Seeing “No SIM” or “Invalid SIM” on iPhone? Check your SIM card, restart, or update your carrier settings. Simple fixes often ...
PC Magazine

Physical SIM Cards Are Gone. Here's How to Add an eSIM to Your iPhone 16

Apple removed the physical SIM slot for the iPhone 14, 15, and 16 in the US. If you're travelling out of the country or need a separate work line, here’s how to get connected using an eSIM. Our team ...
AppleInsider

iPhone 15 USB-C could change how physical SIM slots attach

A new leak suggests Apple could integrate the physical SIM connector with the USB-C tail plug cable in iPhone 15 rather than a direct logic-board connection — potentially simplifying repair. Leaks ...