Most Usable Hotkey in Photoshop

A : path/direct selection tool
B : brush/pencil tool
C : crop tool
D : Resets the color palette to black/white
E : eraser tool
F : Toggles the window view from normal, full screen, black screen
G : bucket/gradient tool
H : hand tool
I : eyedropper/color sampler/measure tool
J : healing brush/patch tool
K : slice/slice select tool
L : lasso/polygonal lasso/magnetic lasso tool
M : rectangular marquee/elliptical marquee tool
N : notes/audio annotation tool
O : dodge/burn/sponge tool
P : pen/freeform pen/add anchor point/delete anchor point/convert anchor tool
Q : Enters quick mask mode
R : blur/sharpen/smudge tool
S : clone stamp/pattern stamp tool
T : horizontal type/vertical type/horizontal type mask/vertical type mask tool
U : rectangle/rounded rectangle/ellipse/polygon/line/custom shape tool
V : move tool
W : wand tool
X : Toggles the colors in the color palette
Y : history brush/art history brush tool
Z : zoom tool

CTRL+A : Selects everything in the photo
CTRL+B : Modify the color balance
CTRL+E : Merges the selected layer with the layer below, or merges all linked layers
CTRL+F : Applies last used Filter
CTRL+G : Groups the selected layer with the layer below it
CTRL+I : Inverts the layers colors
CTRL+J : Duplicates the Selected Layer
CTRL+K : “preferences” window
CTRL+L : Let’s you modify the levels
CTRL+M : Let’s you modify the curves
CTRL+N : Opens a new document
CTRL+O : “open document” window
CTRL+P : “print options” window
CTRL+Q : Quits PhotoShop
CTRL+R : Toggles the Ruler
CTRL+S : “save as” window
CTRL+T : free transform the current layer
CTRL+U : hue/saturation
CTRL+V : Pastes what is in the clipboard
CTRL+W : Closes the Current project window
CTRL+X : Cuts the selection from the page
CTRL+Y : Toggles the Color modes
CTRL+Z : Un-does the last action

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