How To Resize Image In Photoshop On Mac. How to resize a photo in photoshop for windows and mac open photoshop and click open under file in the upper lefthand menu bar at the top of the page to find your image. Click on the option image in the top menu.
Open any image with adobe photoshop elements. All the images will open in preview. Click on the option image in the top menu.
Drag the image to the preview icon in the dock or finder.
Once you have opened your image click image in the top menu bar and select image size. Here we can see the photoshop image size dialog with three numbered areas. Photoshop then displays the image size dialog which you can see below. This method will help you change the size of the entire image.