apple A - select all
apple N - new document
apple S - save
apple T - transform
apple J - duplicate a layer
apple E - merge layers down
apple C - copy
apple V - paste
apple X - cut
apple W - close window
apple D - deselect
apple P - print with preview
apple O - open document
apple Z - undo
apple + - zoom in
apple - - zoom out
shift apple N - new layer
option delete - fill with foreground color
apple delete - fill with background color
option apple click and hold - selects a layer
mouse over any tool in the tool box, to see the name of the tool; in ( ), you will see a quick key. It will just be a key stroke.
F6 - brings color palette back
More Shortcuts
Apple - access the move tool while in any other tool
Space Bar - access the hand tool while in any other tool
Space Bar (while making a selection with the Marque tool) - reposition the selection while making it
Apple T - Free transform selected pixels
Apple/Shift/S - File Save As
Apple/Alt - copy selected pixel
Apple J - Copy layer or selection to a new layer
Shift (while in selection tool) Add too a selection
Alt (while in selection tool) Subtract from a selection
Shift - Constrain a move to a straight line or keep a transformation in proportion
Arrow keys - used with move tool to move selected pixels on row at a time
Apple S - Save
Apple Z - Undo last step
Ctrl/Mouse Click- Save image as
Apple D - Deselect
Q - Quick mask
X toggels foreground and background colors
Bracket Keys make your brush size smaller and larger
D reset default of forground and background colors to white and black
Alt to set target point for cloan stamp tool
Alt with delete fill with foreground color
Apple with delete fill with background color