Someone calls me, and if they don't receive it, they will automatically send a text message to each other. What happened?

Then you have turned on the automatic reply function. Look for it in the settings.

It′s on the house.

The mobile phone sends the same content to the same mobile phone number every day. You can dial the SMS record in the mobile hall and you will see it. This situation is mostly caused by some bugs in the mobile phone, so we should avoid these bugs. We can find solutions for different types of mobile phones online.

Most cheap mobile phones have built-in charging software. Some mobile phones embed charging traps and various SP services in their mobile phones, and then charge a certain fee according to the department or share the profits with SP company. Some mobile phone design companies can't get rid of SP services solidified in their mobile phones, so be extra careful not to fall into the trap when surfing the Internet.

When sending the message, it was not sent out because of network reasons. In a few days or when you go to another place, if the signal is good, it will be sent automatically. This requires setting some functions in your mobile phone. You can check it.

In the past, mobile phones were ok. Since a mobile phone was repaired, there has been a phenomenon of automatic text messaging. This phenomenon may be because the maintenance master tampered with the maintenance. The information in the mobile phone says that the parts are not your original mobile phone, but others'. It happened that this person set the anti-theft function, and when the phone was brushed, it automatically sent a text message to your phone.