* Change the swipe left/right target: (Main) Settings, tab page Behavior, Set swipe actions (*)
* Change password: (Main) Settings, tap Manual setup, tap Accounts, tap account, change password
* Set a signature: (Main) Settings, tap Manual setup, tap Identities, tap identity, Edit signature.
* Set a default CC or BCC address: (Main) Settings, tap Manual setup, tap Identities, tap identity, Edit signature.
* Set a default CC or BCC address: (Main) Settings, tap Manual setup, tap Identities, tap identity, tap Advanced.
* Add CC and BCC addresses: tap the people's icon at the end of the subject
* Go to the next/previous message on archive/delete: in the behavior settings disable *Automatically close conversations* and select *Go to next/previous conversation* for *On closing a conversation*
* Add a folder to the unified inbox: long press the folder in the folder list and tick *Show in unified inbox*