Animate > Create Animation Snapshot

Creates an animation snapshot for the current object. See To use animation snapshot.

Animate > Create Animation Snapshot >

Time Range

Set one of the following options:

Start/End: Creates an Snapshot for the frames specified by the Start Time and End Time.
Time Slider: Creates an Snapshot for all the frames in the time slider.

Increment: Specifies the number of frames between which the Snapshot is drawn.

Update

Set one of the following options:

On Demand: Updates the snapshot only when you select Animate > Update Motion Trail/Snapshot.
Fast (Update Only When Keyframes Change): Updates the snapshot when you add or change a keyframe for the object with the snapshot.Won’t update if you change an expression.
Slow (Always Update): 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.