Glory and play 5x SMS.

1, if you blacklist others, others can still send you text messages, but your mobile phone blocks this person's information, and the information still exists in your mobile phone, but it can't be seen in the SMS software.

2, you are blacklisted by others, you can successfully send text messages, others just can't see it.

3. Only when you or someone else's mobile phone is in arrears or there is no signal, the SMS sending failure will be displayed.