1069 2999 2760 05 1 What if I can't send a message?

If the phone is in arrears or even turned off, there is no way to send text messages. Check whether you are in arrears. If the number you want to send has a firewall, the message will be rejected; It may also be that the network is not good or there is no coverage, so you can switch flight modes or restart your mobile phone; There is also a large number of short messages sent recently, which are judged as advertisements or spam messages. ...