How to send fireworks special effects in Apple 7 plus SMS?

The other party should also support iMessage.

After entering the information, press and hold the Send key again to bring up the list of special effects. Select the top screen, and then swipe left to find the fireworks effect.

The hidden function of Apple 7:

Wake-up: When the iPhone 7 is held in your hand, the screen will wake up automatically, and if there is no action, it will go out in about 3 seconds.

Adjust the brightness of flashlight: the flashlight supports brightness level function, and has three levels of options: low intensity, medium intensity and high intensity. When 3D touch pressure sensing is operated, the corresponding brightness level menu will appear.

Go to bed function: answer questions after turning on this function, and then you can set an alarm clock to get up repeatedly, and you will receive relevant reminders when it is time to go to bed.

Hide applications that are not commonly used: The applications that come with iPhone 7 are fixed, and there are some possibilities that we don't use often, so we can choose to hide them.