Troubleshooting of Apple 6 plus Unable to Send SMS

Apple 6 plus can't send text messages? Don't panic, look at the following troubleshooting methods.

The signal is normal

Make sure the signal is normal and turn off the flight mode.

Check the SIM card status.

Check whether the SIM card status is normal.

Check the send key

Check whether the send key is bright and clickable.

Check input

If you can't click Send after entering the text, the "Send" key is still gray. If you send text messages to multiple people and manually enter numbers, make sure that you use line breaks instead of spaces to separate each number.

Edit SMS center number

If you can receive or not send SMS, you can edit the number of SMS center through internal command after eliminating the above problems.