macOS Preview: How to Reduce the Image Size on macOS with Preview

This updated guide examines macOS Preview: How to Reduce the Image Size on macOS with Preview and organizes the essential facts, background, and practical takeaways in clear American English.

However, if you use macOS, you can reduce the image size right on the system with the built-in Preview feature, without the need for other software or tools. This Preview feature can also compress PDF files on macOS without losing document quality. Along with this Preview feature, if you want to reduce the size of macOS images in bulk, you can use the Automator feature. The following article will guide you how to reduce the image size on macOS.

Instructions to reduce the image size on macOS

Step 1:

First, right-click on the image, select Open with and then select Preview to open the image in Preview mode.

macOS Preview: How to Reduce the Image Size on macOS with Preview � contextual image 1

Step 2:

Next, click on File and select Export .

macOS Preview: How to Reduce the Image Size on macOS with Preview � contextual image 2

Look further down if your image is in PNG format or another format, you need to convert to JPEG, in Format selected on JPEG export format .

Immediately after that will display the quality adjustment bar for the Quality image . If we slide the pull button to the right of the Best landmark, the size of the image will increase gradually. Conversely, if you drag towards Least, the size of the image is reduced. The file size change is displayed in the File Size section below.

After you've selected the size, find a new save location for the image, then finally click the Save button to save. During the compression process, you should balance image size and image quality.

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As such, the Preview feature available on macOS helps you reduce the size of an image and convert the image format to JPEG, without the need for other tools. Image size and data are not changed.

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I wish you successful implementation!

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It provides a structured overview of macos preview, explains the main context, and highlights practical takeaways for readers.

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Understanding the main concepts helps readers evaluate the issue, avoid common mistakes, and make better-informed decisions.

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Use the guidance as a practical starting point, confirm details that may have changed, and follow current product, safety, or security recommendations.