How to switch between ios9 imessage and SMS?

If you deliberately don't want to send information in the form of iMessage, you can temporarily turn off the iMessage function switch, and the setting steps are as follows (although it is not recommended to turn off this function):

1. Enter the settings;

2. Integral information;

3. After inputting the information, the top is an allow/disallow selection switch of iMessage. Put it in the off position to turn off the sending and receiving of iMessage.

IMessage is an instant messaging software launched by Apple, and its functions are similar to those of instant chat software such as WeChat and QQ.

IMessage can send short messages, videos and so on. And the security is very high.

IMessage is different from SMS/MMS service of operators. Users only need the data support of WiFi or cellular data network to complete communication, that is, there is no operator's fee, only traffic, so the cost will be very low.

IMessage uses the new message reminder system of iOS and Mac os, which can directly push the information to the other party's screen regardless of whether the other party is in the game or locked screen state. If both parties are using iMessage, they can also see the state of each other's speech.

Because of this, the information that iMessage can send is generally sent through iMessage function. However, because the sending of iMessage depends on the network, sometimes there will be delays due to poor network, and sometimes the prompt is not clear, which will cause misunderstanding.

Ordinary short messages are sent and received through the operator's platform, and there is a charge, but it has the characteristics of high speed and high accuracy.

Sending information through iMessage is limited to Apple devices, and Android can't "enjoy" this function.

If the message has not been delivered when the iMessage message is sent, you can click on the circled message! Then, the system will prompt "Retry" and "Send SMS", and select these two sending methods. If you can't send it by iMessage, select "Send by SMS".

? The method of distinguishing iMessage from ordinary SMS:

If you see that the send button is blue, it means that your friend has opened the iMessage service, and the information sent will be sent through iMessage, without charging for SMS or MMS.

If you see that the send button is green, it means that the other party has not opened the iMessage server, and the sent information will be sent as an ordinary short message, and the tariff will be charged normally.