Sending a text message without Wi-Fi on an iPhone is possible through various methods, including SMS, iMessage over cellular data, and third-party messaging apps. SMS, or Short Message Service, is a standard messaging protocol that allows for text-based communication between mobile phones. iMessage, on the other hand, is Apple’s proprietary messaging service that enables text, audio, and video communication between Apple devices. Both SMS and iMessage can be used to send text messages without Wi-Fi, as long as the iPhone has cellular data connectivity.
To send a text message without Wi-Fi using SMS, simply compose the message and tap the send button. The message will be sent over the cellular data network. However, SMS messages may incur carrier charges, depending on the user’s plan. iMessage, on the other hand, does not incur carrier charges, but it requires both the sender and recipient to have Apple devices and be signed in to their iCloud accounts. To send an iMessage without Wi-Fi, ensure that cellular data is enabled and compose the message as usual. iMessages will be sent over the cellular data network and will appear in blue speech bubbles.