How to modify the sending time of SMS? Urgent!

Adjust the system time to the time you want, send a message, and then call it back.

If you want to modify the sending time of SMS:

1, turn on the time setting of the mobile phone, and then adjust the system time to the time you want.

2. Send information at the time set by the mobile phone system.

3. However, the time shall be subject to the recipient. Because you can't switch to other people's time at all.