Android / Nook
Android users will have one of the following options depending on the device and the software version running. Preferences can be accessed via the "Menu" button. This can be either a hardware button (Android 2.2/2.3) or a software button at the bottom of every screen in Honeycomb (Android 3 and up).
iPad users access the settings via the "Settings" button at the top of the screen.
BlackBerry Playbook users can access settings by swiping downward starting in the black edge at the top of the screen.
Access the menu under Conqu > Preferences
Access the settings via the "Settings" button at the top left corner while in the main screen (the screen that shows Inbox, Next, etc).