Useful Shortcuts
* Hold the Spacebar to make the hand tool appear. You can move your image when zoomed in as long as it's held down. When let go of, it'll revert back to the previous tool used. Very useful when working with selections.
* Hold Ctrl to make the move tool appear. You can move your image as long as it's held down. When let go of, it'll revert back to the previous tool used.
* Double-click the zoom icon in the toolbox to instantly zoom in to 100%.
* Holding Shift while using free transform maintains the aspect ratio while resizing.
* Holding the left mouse button enables/disables multiple layers' visibility when dragging the cursor in a row over the visibility icons.
* While selecting the blending modes box in the layers window, use the arrow keys (up, down) to quickly browse through the list.
* Scrolling using the mouse's scroll wheel zooms in/out.
* Hold Ctrl while hovering over a numeric input box (i.e. opacity, font size) and drag to the left or right to increase / decrease the value.
* Hold Ctrl while having a layer selected. Use the combination of Ctrl and the arrow keys to move the layer pixel by pixel.
Other Keyboard Shortcuts
* Ctrl + O - to Open.
* Ctrl + O - to Open As.
* Ctrl + S - to Save.
* Ctrl + Shift + S - to Save As.
* Ctrl + Z - to undo/redo.
* Ctrl + Alt + Z - to undo several times.
* Ctrl + W - closes the window.
* Ctrl + Alt + W - closes all windows.
* Ctrl + Q - closes Photoshop.
* Ctrl + Shift + N - creates a new layer (with dialog).
* Ctrl + Alt + Shift + N - creates a new layer (without dialog).
* Ctrl + Alt + J - duplicates the layer (with dialog).
* Ctrl + J - duplicates the layer (without dialog).
* Shift + Ctrl + E - merges visible layers.
* Ctrl + E - merges the selected layer into the layer below.
* Ctrl + Tab - switches between open document windows.
* Ctrl + T - to activate free transform.
* Ctrl + F - applies the last filter used.
* Ctrl + Alt + F - applies the last filter used (with dialog).
* Alt + Ctrl + I - opens the Image Size window.
* Caps Lock - displays the cursor in precise mode.
* Tab - hides the toolbox and the menus.
* Shift + Tab - hides all menus, but the toolbox.
* Ctrl + + - zooms in.
* Ctrl + - - zooms out.
* X - to toggle foreground / background color.
* ] - increases the brush size.
* [ - decreases the brush size.
* } - increases the brush hardness.
* { - decreases the brush hardness.
* . - switches to the next brush.
* , - switches to the previous brush.
* < - switches to the first brush.
* > - switches to the last brush.
Create Your Own Shortcuts
To create your own shortcuts, go to Edit - Keyboard Shortcuts. Here you can alter every shortcut available, such as the shortcuts for the application menus, palette menus and the tools.
To create a new set of shortcuts, click the little icon next to the trash can located at the top part of the window. Browse through the Shortcuts For lists to view the different types of shortcuts. Click the items in the window below to browse the selected list. To add a new shortcut, click on one of the sub-items and add your new shortcut in the little box to the righ