Select the Timeline FX that you want to slide by clicking it in the Effects Menu or clicking the effect icon in the clip.
If the clip does not already contain animation keyframes, set keyframes on the clip to animate the FX.
Select how the animation channel is affected when you slide the animated effects by choosing an option from the Keyframe Move Modes box. For more information on the Keyframe Move Modes box, see Trimming Clips.
From the Editorial Mode box, select Slide Keyframes, which allows you to slide all of the keyframes of a specific Timeline FX on a clip.