How is the SMS password set in Apple 7?

You can't set a password for the SMS of Apple's mobile phone. You can only lock the screen for encryption.

Screen lock encryption method:

1. Click General on the desktop.

2. Click "Password"

3. Click "Open Password"

4. You can choose whether to open a simple password. If you open a simple password, the password consists of four numbers. Otherwise, it can be composed of any character.

5. Enter the password you want to set.

6. Password confirmation.

7. Set the password lock time.

8. Security settings. If the security requirements are high, you can set the mobile phone or ipad to automatically delete all data after 10 consecutive password errors.