Thanks to the tireless early beta testers the program has more keyboard shortcuts than it would have, with more on the way.
This set of keyboard shortcuts works no matter which view has the input focus. Most are the same keys that are listed in the program's menus.
Up Arrow, Down Arrow Previous and next items in the view.
Home, End First and last items in the view.
PgUp, PgDn Up and down one screen-full of storage locations.
Ctrl-Left Arrow, Ctrl-Right Arrow Expands or collapses the currently selected storage location.
Enter, Spacebar The same as double-clicking the current storage item, which is the same as if you'd right-clicked to get a context menu and selected the topmost option.
Up Arrow, Left Arrow Goes to the previous message header.
Down Arrow, Right Arrow Goes to the next message header.
Home, End First and last items in the view.
PgUp, PgDn Up and down one screen-full of headers.
Ctrl-Left Arrow, Ctrl-Right Arrow Expands or collapses the currently selected message.
Enter, Spacebar The same as double-clicking a message header, which is the same as if you'd right-clicked to get a context menu and selected the topmost option.
Delete Deletes the currently highlighted message.
Up Arrow, Down Arrow Scrolls through the message text.
Left Arrow, Right Arrow Selects the previous and next message in the headers view.
Enter, Spacebar The same as double-clicking the current message header, which is the same as if you'd right-clicked to get a context menu and selected the topmost option.
Delete Deletes the currently displayed message.