Enable TPM on this machine.
Select [Security] - [TPM Setting] - [TPM Function Settings] in administrator mode of Web Connection (or in [Utility] - [Administrator] of this machine), and select [Enable] (default: [Disable]).
Tap [OK].
The encryption confirmation screen is displayed.
To continue encryption processing, tap [OK].
Enter the password to encrypt data (using 12 to 64 characters).
Tap [OK].
If TPM is switched from Enable to Disable on this machine, all confidential information is decrypted, except for the user password and account track password.