Navigate and view

Fit image on screen

Ctrl+0

View image at 100% (actual pixels)

Alt+Ctrl+0

Zoom tool (magnify)

Ctrl+Spacebar+click image or Ctrl+

Zoom tool (reduce)

Alt+Spacebar+click image or Ctrl+

Show/hide rulers

Shift+Ctrl+R

Hide palettes

Tab key

File commands

Open

Ctrl+O

Close

Ctrl+W

Save

Ctrl+S

Save As

Ctrl+Shift+S

Undo

Ctrl+Z

Redo

Ctrl+Y

Selections

Add to selection

Hold Shift key and select again

Subtract from selection

Hold Alt key and select again

Copy

Ctrl+C

Cut

Ctrl+X

Paste

Ctrl+V

Paste into selection

Ctrl+Shift+V

Free Transform

Ctrl+T

Distort image in Free Transform

Hold Ctrl key+move handle

Feather

Alt+Ctrl+D

Select All

Ctrl+A

Deselect

Ctrl+D

Reselect

Shift+Ctrl+D

Inverse selection

Shift+Ctrl+I

Painting

Set default foreground and background colors

D

Switch between foreground and background colors

X

Enlarge brush size (with Paint tool selected)

]

Reduce brush size (with Paint tool selected)

[

Make brush softer

[+Shift

Make brush harder

]+Shift

Change opacity of brush in 10% increments (with Paint tool selected)

Press number keys 0 9

Fill with foreground color

Alt+Backspace

Fill with background color

Ctrl+Backspace

Image adjustments

Levels

Ctrl+L

Hue/Saturation

Ctrl+U

Group layer

Ctrl+G

Layers and masks

Add new layer

Shift+Ctrl+N

Load selection from layer mask

Ctrl+click thumbnail

Change opacity of active layer in 10% increments

Press number keys 0 9

Add layer mask Hide All

Alt + click Add Layer Mask icon

Move layer down/up

Ctrl+[or]

Stamp Visible

Ctrl+Alt+Shift then type E

Disable/enable layer mask

Shift+click layer mask thumbnail

View layer mask only

Alt+click layer mask thumbnail

View layer mask and image

Alt+Shift+click layer mask...