Are you struggling with large PDF files that are taking up too much space or are too big to send via email? If you’re a Mac user, you don’t need any third-party software to reduce PDF size on Mac. In this guide, I’ll show you the best way to compress PDF on Mac using the built-in Preview app—fast, free, and easy!
Why Reduce Your PDF Size?
Large PDFs can be a hassle. They take up storage space, slow down your computer, and can be difficult to upload or email. By learning how to shrink PDF file Mac, you can save space, improve performance, and make file sharing effortless.
How to Compress a PDF on Mac Using Preview
Follow these simple steps to optimize PDF Mac and create a smaller file without losing quality.
Step 1: Open Your PDF in Preview
- Locate the large PDF file you want to compress.
- Right-click (or Control + Click) on the file and select “Open With” → “Preview.”
Step 2: Access the “Save As” Option
- Once the PDF opens in Preview, click “File” in the top menu.
- Hold down the Option key on your keyboard—this unlocks the “Save As” feature.
Step 3: Apply the File Compression Settings
- In the Save As window, rename your file so you know it’s the compressed version.
- Under “Quartz Filter,” select “Reduce File Size.”
- If you’re not printing the document, you can also enable “Optimize Images for Screen” to further decrease the file size.
Step 4: Save and Compare the File Sizes
- Click Save, and your Mac will generate a smaller version of your PDF.
- Check the file size—what was once a huge PDF (1.3GB in my case) is now just 1.3MB!
Benefits of Using Mac’s Built-in PDF Compressor
Using Preview to compress PDF on Mac has several advantages:
✔ Free & Built-in: No need to download third-party apps.
✔ Fast & Easy: Reduce file size in seconds.
✔ No Quality Loss: Great for on-screen viewing and sharing.
✔ Perfect for Email & Storage: Smaller files are easier to send and save.
Final Thoughts
That’s it! You’ve successfully learned how to make a PDF smaller on Mac using Preview. Whether you need to decrease PDF file size Mac for work, school, or personal use, this method is quick, free, and effective.
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🚀 Now go ahead and shrink those PDFs like a pro!