How to change the SMS of Xiaomi 2 cell phone to traditional mode and encryption function ah?

SMS to traditional mode operation: open the SMS, press the menu key (the lower left corner of the three horizontal that), select "Settings", "Conversation Style", "Simple List".

Encryption: Open "Settings" (system settings on the screen), "Security and Privacy", "Privacy", "Password Protect Apps", and then press the menu key (the one in the left corner of the screen), select "Settings", "Conversation Styles", "Simple List". Password-protected apps", and then design your own pattern password, and then find the information can be, the same way you can set passwords for other apps.