Delete selected keyframes

Paste

Redo

Undo

Undo. Camera editor, interpolation editor and the timeline view each stores separate undo stack. When you save or exit the camera editor, undo stack will be cleared

Save project as...

Create keys for active tracks at the current time

Toggle play / pause

Toggle split mode

(hold) Snapping behavior

Duplicate and move keyframes to different positions

Frame by frame forward / backward

(click on keyframes) Select all you can move them around

Save project

Copy