Go to a specific point in a timeline
When you move to a specific point in the timeline, you make it possible to set keyframes at that point because the next time you move an object, a keyframe will record the changed property values.
Select the timeline from the Storyboard picker by clicking Open a Storyboard under Objects and Timeline and then selecting a storyboard.
Do one of the following:
Drag the playhead .
In the Playback controls, click the buttons to move frame by frame, or move to the first or last frame.
Playback controls under Objects and Timeline
In the Playhead Position text box, enter the precise value, in MM:SS:xxx (minutes, seconds, milliseconds), of the time to which you want to jump.
Playhead Position text box, reading 1.450 seconds