By the time the iPhone 4S rolled around, the antenna issues were solved and today's iPhones continue to feature cutouts along both sides of the phone and work without any cellular connectivity ...

Almost hidden within the announcement of the iPhone 16e ... “Ultrawideband,” and so on. A cellular modem is the processor that takes signals from the antenna and turns them into usable ...

It looks like an antenna with signal waves ... a Bluetooth or Wi-Fi connection to connect to its paired iPhone. 4. Tap the Cellular icon to turn cellular on and off. According to Apple, having ...