After Effects Keyboard Shortcuts

General ShortcutWindowsMac
Go to beginning or end of work areaShift + Home

Shift + End
Shift + Home

Shift + End
Go to beginning or end of composition, layer or footage itemHome

End
Home

End
Go back or forward 1 framePage Up

Page Down
Page Up

Page Down
Go to layer In or Out pointI

O
I

O
Move selected layers so that their In point or Out point is at the current time[

]
[

]
Trim In point or Out point of selected layers to current timeAlt + [

Alt + ]
Option + [

Option + ]
Set In point or Out point by time-stretchingCtrl + Alt + ,Command + Option + ,
Add or remove expression for a propertyAlt + click stopwatchOption + click stopwatch
Display filename corresponding to the frame at the current time in the Info panelCtrl + Alt + ECommand + Option + E
Replace selected source footage for selected layers with footage item selected in Project panelCtrl + Alt + / (on main keyboard)Command + Option + / (on main keyboard)
Lock selected layersCtrl + LCommand + L
Unlock all layersCtrl + Shift + L Command + Shift + L
Purge all memoryCtrl + Alt + / (on number pad)Command + Option + / (on number pad)
Timeline Panel PropertyWindows / Mac
Anchor PointA
OpacityT
PositionP
Rotation and OrientationR
ScaleS
Mask featherF
Mask pathM
Mask opacityTT
Properties that have been modifiedUU
Properties with expressionsEE
Properties with keyframesU

Author: David Kirkpatrick

https://www.davidk.com.au/