
Alternatively, you can select Modify > Reset Speed from the menu bar. While you can use the Edit > Undo action, there’s a quicker way if you make many adjustments.Ĭlick the Speed button above the Viewer and then click Reset all the way to the right.

If you increase or decrease the speed and decide you don’t like it after all, you can reset it easily. You can also click Modify > Slow Motion from the menu bar and choose the speed decrease percent there. If you want to slow down a video clip, follow these simple steps:Ģ) Select Slow in the Speed drop-down box.ģ) Select from 10%, 25%, or 50% next to the drop-down box for the percentage you want to slow down the video. You can also click Modify > Fast Forward from the menu bar and choose the speed increase there.

After that, do the following to increase the speed:ġ) Click the Speed button above the Viewer.Ģ) Select Fast in the Speed drop-down box.ģ) Select from 2x, 4x, 8x, or 20x next to the drop-down box for how much faster you want the video to move. Open iMovie Project on Mac and click the video clip in your movie Timeline. 2) Increase or decrease speed of a video in iMovie on iPhone or iPad Change the speed of a video in iMovie on Macįollow these steps to adjust video speed in iMovie for macOS.
