Start by opening ‘Applications’ and then ‘Utilities’. However, you can tackle this by adding more quality options in it by using ColorSync Utility. Preview only provides you with the option of reducing file size, which is often, by default, set to low quality, leading to a reduction in the PDF file’s quality. Here’s how: How to Reduce PDF File Size on a Mac Using Preview? Step 1: Add Filter Options for the Preview Export If you don’t want to pay extra for software to reduce your PDF files’ sizes or don’t want to upload them onto sketchy webpages, then you can do it through the Preview function provided in macOS. How to Reduce PDF File Size on a Mac Using macOS Tools? Oops! Something went wrong while submitting the form. It’s one of the safest options to optimize PDFs online. If you want to use Adobe’s online tool for compressing PDFs, then click on this link. How to Reduce PDF File Size on a Mac Using Online Adobe Acrobat Tool? Step 1: Open the Adobe compress PDF Webpage However, you need to have the paid version, i.e., Adobe Acrobat Pro, to use the offline feature. You can reduce the size of a PDF file without losing its quality through Adobe Acrobat. Let’s dive in! How to Reduce PDF Size on a Mac Using Adobe Acrobat? If you are only looking to compress a few PDFs, then we’ve discussed how you can do it by utilizing macOS’ built-in functions. We’ve covered the best options, be it online or offline. In this post, we’ve shared the top ways in which you can reduce PDF file size on a Mac. However, there are ways in which you can compress and optimize them without compromising on quality. They usually end up taking a lot of space on the disk, and time in uploading and downloading. PDF files are usually packed with images and graphics, making their file size quite heavy.

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