General Preferences

Options

Snap Keyframe: If two keyframes have the same value, they will both update to the same new position when the first of the two keyframes is modified. The previous keyframe has to be a Stop-Motion keyframe.

Settings

Stop-Motion Keyframes: New keyframes are created as stop-motion keyframes.
Default Separate Positions for Pegs : New pegs are created with separate position functions.
Default Separate Scale for Pegs : New pegs are created with separate scale functions.
Default Separate Positions for Elements: New elements are created with separate position functions.
Default Separate Scale for Elements: New elements are created with separate scale functions.
Default Bezier: New functions curves are created as Bezier Curves.
Default Bezier Velocity: New velocity curves are created as Bezier Curves.

Related Topics 

Camera Preferences
Exposure Sheet Preferences
Timeline Preferences