


One of the easiest ways to resize a picture on a Mac is by using the Preview application. How to resize an image on a Mac using Preview Download a free trial and see how quickly you can find the largest and unused files on your Mac. If you want to find the largest files on your Mac, you can use a special application from Nektony called Disk Space Analyzer.ĭisk Space Analyzer scans your hard drive (or any external disk) and shows you what is taking up the most space on it. Stop cropping without saving your changes: Click Revert to Original.Large images can take up significant space on your Mac’s hard drive, which can cause your Mac to run slowly. When finished making changes, do one of the following: Remove the current cropping or straightening changes: Click Reset. Straighten the image: Drag the Straighten, Vertical, or Horizontal sliders to adjust the angle of the photo. Option-click to flip the image vertically. Or choose Custom to enter a custom aspect ratio for a photo.įlip the image: Click Flip to flip the image horizontally.

To resize a photo for use in a high-definition video, choose 16:9. For printing the photo, choose one of the preset aspect ratios, such as 8:10. Tip: To quickly see the crop and straighten tools while editing, press C.Ĭrop or straighten the photo automatically: Click Auto.Ĭrop manually: Drag the selection rectangle to enclose the area you want to keep in the photo.Ĭrop to specific proportions: Click the aspect ratio you want in the sidebar.įor example, for a square photo, choose Square. Change where photos and videos are stored.Export photos, videos, slideshows, and memories.Share photos using other apps and websites.Add, remove, and edit photos in a shared album.

