How to Reduce Photo File Size on Mac

Joel Mason

Mac, Tutorials

Are you tired of large photo file sizes taking up all the storage space on your Mac? Don’t worry, reducing photo file sizes is easier than you think!

In this tutorial, we will guide you through the process of reducing photo file sizes on your Mac using simple yet effective methods. So let’s get started!

Method 1: Resize Images

If you have high-resolution images that are unnecessarily large, resizing them can significantly reduce their file size. Follow these steps to resize your photos:

  1. Open the image you want to resize using the Preview app on your Mac.

  2. Click on the “Tools” option in the menu bar and select “Adjust Size”.

  3. A dialog box will appear, displaying the current dimensions of the image.

  4. Enter new values for width and height to reduce the size of the image. Make sure to maintain aspect ratio for proper proportions.

  5. Click “OK” to save the changes. Preview will automatically resize and compress the image.

Note: Remember to keep a backup of your original images before resizing them, in case you want to revert back to their original size later.

Method 2: Compress Images

If resizing is not enough or if you have a large number of images to process, compressing them can be a more efficient method. Follow these steps:

  1. Select all the images you want to compress by holding down the Command key and clicking on each image.

  2. Right-click on any selected image and choose “Open With” followed by “Preview”.

  3. In the Preview app, click on “File” in the menu bar and select “Export Selected Images”.

  4. A dialog box will appear with various options for exporting. Choose the format as “JPEG” or “JPEG-2000” for better compression.

  5. Adjust the image quality slider to your desired level.

    Lower quality results in smaller file sizes.

  6. Click “Choose” to select a destination folder and then click “Save”. Preview will start exporting and compressing the images.

Method 3: Use Image Optimization Tools

If you have a large collection of images or need more advanced options, using dedicated image optimization tools is recommended. These tools can automatically reduce file sizes without compromising image quality. Here are some popular options:

  • ImageOptim: A free and simple-to-use tool that optimizes images by removing unnecessary metadata and applying lossless compression.
  • TinyPNG: This online tool specializes in compressing PNG images while preserving transparency. It also offers a plugin for Adobe Photoshop.
  • Kraken.io: A versatile tool that supports batch processing, lossy and lossless compression, as well as integration with popular content management systems.

Note: Remember to always use trusted sources when downloading third-party applications or plugins.

In Conclusion

In this tutorial, we explored different methods to reduce photo file sizes on your Mac. Whether you choose to resize your images manually using Preview or utilize dedicated image optimization tools, you can now reclaim valuable storage space and optimize your photo library. Start reducing those file sizes now and enjoy a more efficient Mac experience!

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