Use these options to set what happens when you select Animate > Create Animation Snapshot.
Set one of the following options:
Creates an Snapshot for the frames specified by the Start Time and End Time.
Creates an Snapshot for all the frames in the time slider.
Specifies the number of frames between which the Snapshot is drawn.
Set one of the following options:
Updates the snapshot only when you select Animate > Update Snapshot.
Updates the snapshot when you add or change a keyframe for the object with the snapshot. Won’t update if you change an expression.
Updates the snapshot if you change anything in the shape or animation of the object with the snapshot. This includes translating or deforming the object.