Iphone SMS delay

1, which may be the problem of network congestion. Generally, during the peak period, when there is a large amount of short messages, such as the Spring Festival, it will cause channel congestion and delay of short messages.

2. It may be caused by poor network signal at the current location of the mobile phone. It is recommended to move to a location with good signal and use the mobile phone.

3. It may be that the mobile phone signal shielding device is used in the current position, which will also lead to the problem of short message delay during the use of the mobile phone.

4. There may be something wrong with the current mobile phone system, so it is suggested to restore the mobile phone system or upgrade to the latest system.