
Modify crop, rotation, or Ken Burns effects in iMovie on Mac
If you don’t like the way you’ve cropped or rotated a video clip or photo, or the way you’ve applied the Ken Burns effect, you can modify the effect or restore the clip or photo to its original state.
Modify a crop or rotation in a clip
- In the iMovie app  on your Mac, select a clip or photo in the timeline whose crop or rotation you want to modify. on your Mac, select a clip or photo in the timeline whose crop or rotation you want to modify.
- To show the cropping controls, click the Cropping button.  
- In the viewer, do any of the following: - Change the image orientation: Click the Rotate buttons until the image has the orientation you want. 
- Include the entire image in the frame: Click Fit. - Note: If the aspect ratio of the clip or photo doesn’t match that of your movie, black bars appear on the top and bottom or sides of the clip or photo. 
- Change a crop: Drag to reposition and resize the white crop frame. 
 
- To apply the changes, click the Apply button  in the cropping controls. in the cropping controls.
Remove a crop or rotation in a clip
Modify or remove a Ken Burns effect
- In the iMovie app  on your Mac, select a clip in the timeline that has a Ken Burns effect applied. on your Mac, select a clip in the timeline that has a Ken Burns effect applied.
- To show the cropping controls, click the Cropping button.  
- Do any of the following: - Modify the crop at the beginning of the clip: Select the Start frame, and then reposition and resize it until the beginning of the clip is framed the way you want. 
- Modify the crop at the end of the clip: Select the End frame, and then reposition and resize it until the end of the clip is framed the way you want. 
- Reverse the movement of the Ken Burns effect: Click the Swap Start and End Areas button to the right of the Ken Burns button. 
- Remove a Ken Burns effect: Click Fit. 
 
- To apply the changes, click the Apply button  in the cropping controls. in the cropping controls.