Useful Adobe Photoshop Shortcut Keys

Shortcut keys with Ctrl+ Combination

Shortcut keys Action

Ctrl + N To open new Document
Ctrl + M Curves Dialogue Box
Ctrl + A Selects all in the currently foreground document or currently
Ctrl + D Deselects all in the currently foreground document or currently
Ctrl + J Automatically creates a duplicate of the currently selected layer
Ctrl + K Preferences Dialogue Box
Ctrl + L Levels Dialogue Box
Ctrl + F4 Closes current document
Ctrl + ' Toggles Grid Lines
Ctrl + Q Quits Photoshop altogether
Ctrl + R Toggles Rulers
Ctrl + U Hue/Saturation Dialogue Box
Ctrl + O Opens New File
Ctrl + P Print Dialogue Box
Ctrl + Z Undo last Action
Ctrl + Tab Toggle between open documents
Ctrl + Shift + C Copy Merged
Ctrl + H Toggle Extras
Ctrl + ; Toggle Guides
Ctrl + Shift + ; Toggle Snap
Ctrl + X Cut
Ctrl + Alt + Shift + X Pattern Maker
Ctrl + Shift + V Paste into selection
Ctrl + Alt + Shift + V Paste Outside
Ctrl + T Transform Tool
Ctrl + Shift + T Repeats the last performed Transform
Shift + F5 / Shift + Backspace (Key) Fill Layer Dialogue Box

Shortcut keys with Ctrl + Shift / Alt Combination

Ctrl + Shift + O Photoshop's File Browser
Ctrl + Shift + P Page Setup Dialogue Box
Ctrl + Shift + S Save As Dialogue Box
Ctrl + Shift + K Color Setting Preferences Box
Ctrl + Shift + F Fade Dialogue Box
Ctrl + Shift + X Liquify Filter Tool
Ctrl + Shift + N Create New Layer Preferences Box
Ctrl + Shift + M Launches ImageReady
Ctrl + Shift + E Merges all layers into a single layer
Ctrl + Alt + Z Step Backward
Ctrl + Shift + - Zoom Out
Ctrl + Shift + + Zoom In
Ctrl + Shift + Alt + N Creates a new empty layer
Ctrl + Shift + Alt + S Save For The Web Dialogue
Ctrl + Alt (in most Dialogue Boxes) - Changes the 'Cancel' command to 'Reset'
Ctrl + Alt (in the 'Save For Web Dialogue') - Changes the Cancel command to Reset