What is the difference between blue and green when sending text messages on Apple?

The difference between blue and green text messages sent by Apple is: 1. Blue text messages support multimedia; while green text messages are traditional text messages that do not support multimedia; 2. Blue text messages can be sent for free, while green text messages generate Cost; 3. Blue SMS messages can be synchronized between multiple Apple devices; green SMS messages cannot be synchronized.

#The operating system of this tutorial: iOS 17.1 system, iphone14 mobile phone.

When Apple sends text messages, the difference between blue and green text messages mainly involves the communication protocol and transmission method used. Here is a detailed explanation of this issue:

Blue SMS (iMessage):

When you use an Apple device (such as iPhone, iPad, Mac) to send a text message to For other users using Apple devices, the text message bubble will appear blue. This type of text message uses Apple's iMessage service.

iMessage is an Internet-based communication protocol that utilizes an Internet connection (Wi-Fi or mobile data) to send messages. Compared with traditional text messaging services, iMessage has the following characteristics:

1, Multimedia support: iMessage allows sending more types of content, including text, photos, videos, audios, and emoticons wait. This allows users to communicate and share content richer.

2, Free sending: There are no additional charges for sending messages using iMessage, you only need to use Internet data. This is especially useful for international text messages or when you don't have an SMS plan.

3. Message synchronization: iMessage implements message synchronization between multiple Apple devices, which means you can continue conversations seamlessly on different devices. For example, you can start an iMessage conversation on your iPhone and continue it on your Mac without interrupting or switching apps.

Green SMS (Traditional SMS):

When you send a text message to a user with a non-Apple device, the text message bubble will appear green. This type of text message uses traditional text messaging services.

Traditional text messages are transmitted through the text message network provided by operators and are a communication method based on telecommunications networks. Compared with iMessage, traditional SMS has the following characteristics:

1, Universality: Traditional SMS is a universal text message transmission method, and almost all mobile phones support receiving and sending text messages. . No matter what brand or model of mobile phone the other party uses, as long as they have a mobile phone number, they can receive green text messages.

2. SMS charges: Sending green text messages may incur SMS charges. The specific charges depend on your SMS plan and your operator's charging standards. Normally, green text messages will be included in your text message plan or billed according to the price of a single text message.

It should be noted that the switch between blue text messages and green text messages is automatic and depends on the recipient's device and settings. If you send to users of other Apple devices, iMessage (blue text messages) will be used first for transmission; if you send to users of non-Apple devices, it will automatically switch to traditional text messages (green text messages).

To summarize, a blue text message means you are using iMessage to send messages to other Apple device users over the Internet, with the advantage of more features and free sending; a green text message means you are sending messages via a traditional text message service. Users of non-Apple devices need to consider text message charges and versatility. This difference is mainly to provide a better user experience and adapt to the communication needs between different devices.

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