My S4 text message won t send out? What happens when S4 can t send text messages?

If the mobile phone cannot send SMS, you can troubleshoot the problem according to the following conditions:

Scenario 1: If the SMS number is set incorrectly, please reset the correct SMS number.

1. Different mobile phone models, the setting path is also different, it is recommended to check the mobile phone instruction manual to understand.

2. The mobile phone number is different from the place of ownership, and the short message center number is also different. For example, the SMS center number of China Unicom Shanghai is +8613010314500, and the number of SMS center of China Unicom Beijing is +8613010112500.

Situation 2] If there is no signal or the signal is relatively poor, you can go to a place with a strong signal for testing.

Situation 3] If the SMS sending function is turned off on the mobile phone, you can turn on the SMS function and try again.

Situation 4] If you are included in the SMS blacklist, you need to go to the business hall to remove the blacklist status before you can use it normally.

Situation 5] The balance of the number is insufficient, you can pay the fee and recharge and try again.

Situation 6] There is a problem with the mobile phone, and the test can be replaced.

If it still doesn't work after excluding the above reasons, you can click it.

Feedback, we will check and deal with it as soon as possible.

Hello dear Samsung users:

Based on your description, it is recommended that you try it as follows:

1.Restart your phone to see if it's a signal issue.

3.Try to change to a different SIM card.

4.Check whether the phone has installed Security Guard or third-party SMS software, and test it after uninstalling it.

5.Back up your phone's data (book, SMS, multiple files, etc.) and restore factory settings.

Comments, suggestions, complaints, please click:

Hello: Based on the situation you described, it is recommended that you:

1.Switch to another location, shut down and restart, and turn on the data connection to see if you can send the message to the world normally;

3.Change another SIM card to see if the same phenomenon occurs;

4.If the problem persists, it is recommended that you send your phone to the nearest Samsung service center for testing

Have a great day!

Hello and welcome to the Samsung Digital Services platform.

Hello: According to your description, it is recommended that you do the following:

1.Restart your phone to see if it's a signal issue.

2.Try to change to a different SIM card.

4.Check whether the phone has installed security guard or third-party SMS software, and test 5Back up your phone's data (**book, SMS, multi** files, etc.), restore factory settings to save you waiting time at the service center, please use Samsung repair appointment application.

If your phone can't send text messages, it's a good idea to check if you can make and receive calls**. If not, please check whether the signal of the machine is stable and whether the phone bill is sufficient.

If the phone is receiving and calling** normally, but cannot send text messages, it is recommended:

2.Try to change another SIM card.

3.Check if the machine has firmware system update push notifications, and if so, please upgrade your phone to the latest version.

If the problem persists after the above operations, please bring the purchase receipt, repair card and machine to the Samsung service center for inspection.