How to Reduce the Size of a PDF on Mac

Joel Mason

Mac, Tutorials

PDF files are a popular format for sharing documents, but they can often be larger in size than desired. If you’re a Mac user looking to reduce the size of a PDF file, you’re in luck! In this tutorial, we will explore different methods that can help you accomplish this task efficiently.

Method 1: Using Preview

1. Open the PDF file you want to reduce in size using the Preview application. 2. Click on “File” in the top menu and select “Export”. 3.

In the Export window, choose “Reduce File Size” from the Quartz Filter dropdown menu. 4. Adjust any additional settings as per your requirements. 5. Finally, click on “Save” to save the reduced-size PDF file.

Method 2: Using Adobe Acrobat Pro

If you have Adobe Acrobat Pro installed on your Mac, you can take advantage of its powerful features to optimize your PDF files.

1. Open the PDF file with Adobe Acrobat Pro. Go to “File” and select “Save As Other” followed by “Reduced Size PDF”.

3. Adjust any additional settings as needed. Click on “Save” to generate the reduced-size PDF file.

Additional Tips:

  • Consider removing unnecessary pages or images from your PDF document before reducing its size.
  • Compressing images within the document can significantly reduce the overall file size.
  • Avoid embedding fonts unless absolutely necessary, as it can increase file size.


Reducing the size of a PDF file on Mac is essential when it comes to optimizing storage space or ensuring faster document transmission over email or other platforms. By following the methods mentioned above, you can easily achieve a smaller and more manageable PDF file.

Remember, using Preview or Adobe Acrobat Pro provides different approaches for reducing PDF size. Experiment with both methods to find the one that best suits your needs.

So, go ahead and give these methods a try, and enjoy the benefits of smaller PDF files on your Mac!

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