Notice that the image size is displayed at the bottom and it is 3264 x 2448 pixels. The width and height can be displayed in several different ways, but I will use percentage because it makes it easier to see what is going on with resampling and resizing. Go to the Tools menu and select the option to resize it. jpg file in a Finder window, but it is useful to work on a copy and not an original image. You can do this simply by double clicking a. Related: Recover lost photos on the disk, external drive, camera, US stick Sometimes resampling is good and should be selected, but other times it is not and it should be avoided. Whether you resample or not when resizing a photo is very important indeed and it makes a big difference to the result. It looks straightforward, but should you tick the Resample Image box? What does it do to the image? Is it important? For example, if you load a photograph or other image, there is an option to Adjust Size on the Tools menu. It is a viewer for a wide range of files, including photos and other images, PDF files and more. It even has some image editing capabilities too. Preview is a useful tool on the Mac and is perhaps one of the most used. Should you resample or resize in Preview or other photo editor? When you need to resize a photo or image for printing or the web, there are several options and the wrong one can ruin it.

Mac photo preview settings