Redmi k50 e-sports version of SMS encryption how to set?

Redmi k50 esports version of SMS encryption can be set in the following ways:

First, open Redmi K50, enter the interface of SMS dialogue list, select the contact to be encrypted and press to pop up the dialog box, select "Encryption Dialogue" to pop up the password input dialog box, and enter a new password.

If the collection password has been set in SMS settings, the Enter New Password dialog box will not pop up, and the encrypted password will be displayed directly.