Left Click
Single left-click on grid/photo highlights photo.
Double left-Click
Double left-click opens edit screen. If multiple selected opens batch edit screen.
Command + left-click
Selects/Deselects individual photo
Right-click
Right-click on photo grid opens preview of the photo.
Command/Ctrl + Right-click
Command/Ctrl + Right-click on photo grid opens Contextual Menu.
Space
Pressing Spacebar on a highlighted photo opens/closes large photo preview.
Command + Left arrow
Selects previous photo in grid.
Command + Right arrow
Selects the next photo in grid.
Command + Up arrow
Paginates/scrolls the previous set of photos in view.
Command + Down arrow
Paginates/scrolls the next set of photos in view.
S
[S] opens search.
i,Enter/Return
[i,Enter/Return] Opens multiple selected photos, each in it's own Edit screen.
B, Command+B
Opens selected photos in Batch Edit screen.
E, Command+E, P, Command+P
Opens photo in Photoshop.
T
Opens new Tab.
F
Opens Personal Folders.
U
Open/Close upload photo area
Command + A
Select All photos in the search results page.
Search Results: Preview
Right Arrow
Shows next photo.
Left Arrow
Shows previous photo.
C
Shows/Hides photo caption.
Spacebar
Opens selected photo/closes large photo preview.
Esc
Closes large photo preview.