The Accounts list displays only those accounts you setup in Voltage SecureMail. The default account sets the user policies according to the policies set for that domain in Voltage SecureMail. Your permitted actions may vary according to which email address you select as your default account. The default account is automatically selected when you compose a secure message.
Your default email account is indicated by a check mark. If you only have one email account associated with the Voltage SecureMail, it is automatically set as the default account.
To change your default email account:
For information on adding additional accounts to the Voltage SecureMail Mobile app, see How do I add an email account?