Two-factor authentication
Every new sign-in can now ask for a code from your phone, so a password alone is not enough.
Turn it on
In Settings, open Profile and turn on Two-factor authentication. Save the backup codes Mira shows, in case you lose your phone. See Sign-in and security.
Mailbox icons
Give each mailbox an icon in its settings: the provider's logo, its first letter, or another icon. It helps tell two mailboxes from the same provider apart.
Print and show original
Print a whole conversation or one message, and open a message's source with Show original.