What color is the SMS when Huawei's mobile phone is hacked?

According to the relevant information of Huawei's mobile phone about hacking the mobile phone, after the mobile phone is blacklisted, the message to the other party will display a red exclamation mark. And the screen will prompt that the message has been sent, but it was rejected by the other party. The black side will not receive any messages and tips, but the short messages sent are the same as ordinary short messages, and there is no color.

The advantage of hacking the mobile phone is that it can avoid harassment. Hacking the number can avoid receiving harassing calls, text messages and other information from this number and make life more peaceful. It can also protect privacy. Black numbers can protect personal privacy and prevent personal information from being leaked or abused.