

How to Reduce Photo Size by Reducing Quality When you return to the Finder window, you’ll see the updated file size for the photo. Now, you can close the Preview window by clicking the red Close button from the top-right corner, or you can use the Command+q keyboard shortcut instead. Preview will automatically save your changes to the image, but you can use the Command+s option to manually update the image. Once you’re happy with the result, click the “OK†button. Instantly, Preview will tell you the new file size of the image. Then, change the width to around 50% of the original size (You can try out different resolutions.). Then, from the editing options, click the Resize button (It’s the icon with multiple boxes.).įrom the pop-up, first, switch to the “Pixels†option. Click the Edit button from the top toolbar (It looks like a Pen icon.). Now that the photo is open in Preview, it’s time to resize it. How to Change the Default Application for a File Type in Mac OS X If Preview is not set as the default image viewer, right-click, and choose the Open With > Preview (We recommend that you take some time to set Preview as the Then, simply double-click the file to open it in Preview. First, open the Finder app and locate the image (or images) that you want to resize. , you can do this for one image at a time or for multiple images at once. If a website or an application has an upper limit for a photo file size, first, try reducing the resolution. The fastest way to reduce the photo size is by reducing the photo resolution. How to Reduce Photo Size by Reducing Resolution

It can be done using the versatile, built-in Preview image editing app. You don’t need to use a third-party app to do this on your Mac. Here’s how to resize or reduce photo size on Mac.


You can resize and reduce the resolution, or you can export it in a lower quality. If an image is too large, you can reduce its size in two ways.
