SMS can be accepted, but SMS cannot be sent, and SMS delivery failure will be displayed

If your phone can't send text messages, we recommend checking to see 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 invoice, warranty card and device to the Samsung service center for inspection.

If your phone can't send text messages, you can try to test it back on or change your phone, and check if there are any of the following:

1.If the SMS number is set incorrectly, please re-enter the correct SMS number.

2.No signal or low phone battery;

3.If the system is busy during peak SMS sending periods during holidays, we recommend that you try again later or avoid peak sending periods.

4.The format of the sending is incorrect. If you send a text message to a PHS user, you need to add the area code before the number;

5.The SMS was sent for more than 24 hours;

6.The phone has blocked the SMS sending function;

7.Being blacklisted for SMS;

8.insufficient balance of numbers;

9.The SMS inbox and sending box are full.

If the above reasons still cannot be solved, you can contact the local customer service or go to the business hall to confirm whether to activate the SMS function, and hand it over to the staff to deal with.

1. Check hard whether the number receiving the information is 11 digits, and there should be no spaces in the front, back and middle of the number.

2. Check whether the SMS center number is correct, if the number is wrong, the SMS cannot be sent successfully.

How to view SMS Center:

and the following systems: Enter "Info--Click Left Click--Settings--SMS Center Number" to view the SMS Center Number.

For the above systems, go to "Settings - Messages - SMS Center Number or Settings - Applications and Permissions - System Application Settings - Messages - More Settings" to view the SMS Center number.

Supplement: How to query the SMS center number of each operator:

Mobile SMS Center Number:

Method 1: +861380***500 (**local** area code);

Method 2: Check the SMS center number of the local mobile phone card (check it on other mobile phones with the mobile card installed);

Method 3: Consult the SIM card operator.

China Unicom, China Telecom SMS Center Number:

Method 1: Refer to the SMS center number of the mobile phone card of the same local operator (check it on other mobile phones with the same operator's mobile phone card);

Method 2: Consult the SIM card operator.

3. Check whether the balance of the mobile phone card is sufficient? If the SIM card is in arrears, the SMS cannot be sent.

4. Install the SIM card into another mobile phone, or load other SIM cards of the same operator into your own mobile phone, send SMS to test, and determine whether it is a SIM card or a mobile phone? If the SIM is damaged, it is recommended to go to the operator's business office to replace the card.

5. The new version of the system has improved the compatibility and stability, and optimized the performance, please go to Settings - System Upgrade (some models are: Settings - My Device - IQOO UI Version) to view the system version information. If it's not the latest version, it's recommended to upgrade the experience.

6. You can go to the phone settings - system management more settings - backup and reset restore all settings in factory reset. This operation will cause the logged third-party software to need to log in again, but will not clear the **, ** and other files in the phone storage, please confirm that it does not affect the use of some third-party software before restoring all settings. To avoid data loss due to abnormal operation, it is recommended to back up the important data of your phone first.

The phone is broken, you have to change the phone, or you have locked the screen of the mobile phone information ** and added it to the blacklist.

This section describes what to do if you are unable to send or receive SMS.

Sometimes Android phones have to turn off and turn on SMS receiving and off, but Apple doesn't.

The mobile phone can't receive and send text messages, it turns out that the settings here are wrong.

Ruling out the external cause, it is a problem with the SMS center.

It may be that the phone card is loose Reboot to try.

That's when there's no signal or the phone is down.

Either the phone is broken or there is no signal.

There must be something wrong with your phone.

You can call the mobile service** to help you out. You may have sent a text message with something sensitive.

No money, no signal, hahahaheheit, okay.

Whether the payment is overdue or the configuration is faulty.

1. Check first to see if the mobile phone signal is normal, if the mobile phone has no signal, wait for the signal to be strong and try again.

2. Check whether the memory space of the mobile phone is sufficient, sometimes the memory space of the mobile phone is full and you can't receive text messages.

3. Check if the mobile phone number is correct when sending a message.

4. Contact the local operator to find out if the SMS center number is correct.

The SMS failed to send but the message can be accepted, probably because the mobile phone is down in arrears, you can call the desk to check the phone bill, if it is in arrears, then pay off the arrears.

There are several reasons, first, you may be in arrears, second, the signal on your side is not very good at that moment, or it is your setting problem, check it yourself.

If your mobile phone is in arrears, it can't be sent out if it's in arrears. Call the human service and ask.

Is the phone in arrears? Or is it the wrong number to be sent?

Here's how to deal with your phone not being able to send text messages:

1. You can change your mobile phone to see if you can send and receive text messages;

2. If you can collect money and send text messages, it is recommended that you insert the card into your mobile phone again and send a text message to yourself to see if you can receive it;

3. If not, it is recommended that you check whether the SIM card has a lead question;

4. Check whether the number of Tuchangxin in the mobile phone SMS is set correctly;

5. Bring the mobile phone card to the local business hall to test or replace the mobile phone card.

If you have any questions, click here. Consultation.

Here's how to deal with your phone not being able to send text messages:

1. You can change your mobile phone to see if Changxiang can send and receive text messages;

2. If you can send and receive text messages, it is recommended that you insert the card into your mobile phone again and send a text message to yourself to see if you can receive it;

3. If not, it is recommended that you check whether there is a problem with the SIM card;

4. Check whether the SMS center number is set correctly;

5. Bring the mobile phone card to the local business hall to test or replace the mobile phone card.

If you have any questions, click here. Consultation.