Why can Apple phones receive other people’s messages? !

This is caused by using the same Apple ID as other iPhones and turning on the iMessage function.

1. Use different Apple IDs.

2. Turn off the iMessage function. The specific method is as follows:

1. First, click the "Settings" icon on the desktop of the phone, as shown in the figure.

2. Then select the "Information" option in the phone's settings interface, as shown in the picture.

3. Finally, turn off the switch in the "iMessage" column, as shown in the picture below.