It often happens that you need to resize more than just one photo, so instead of changing the size of each photo separately, you can resize as many photos as you want simultaneously in the Preview app. Resize Images in Batches Using Preview App in OS X If you like the results you got, go to the File menu and click Save As option to finalize the process of resizing your photo. You can also choose whether you want the size of the picture is to be displayed in pixels, inches, centimeters or percentages and then just change the values in the Height and Width boxes.

Once the photo is displayed in the Preview app, click on the Tools menu and select the Adjust Size option.īefore proceeding to resize your photo, make sure that Scale Proportionally option is activated in order to ensure that the proportions of the photo remain unchanged. This app is often a default photo viewer on Mac computers so in order to open your photo in Preview app you just need to find the folder in which it is stored and double-click on it. Resize a single photo on Mac with Preview App Regardless which version of Mac's operating system you have, Preview app is probably the quickest and the easiest way to resize images, since this app is available in all iterations of Mac OS and Mac OS X

Method 1: Resize Images on Mac with Preview app Most people think that in order to resize images you need to have a professional photo editing software, but in this article, we will show you how to resize images with apps that are already available to you on your Mac. Photos are often too large to be uploaded or sent to anyone, which is the reason why non-professional photo editors frequently need a simple and easy way to resize a large number of images. Photos are an integral part of the business world, and most people have to send them in emails, upload them to the company's blog or to an Amazon page.

How to resize photos on mac