How To Compress A Pdf In Mac Preview. Click on the File menu and click Open to upload your PDF file. Once there from the Quartz Filter drop-down box choose the Reduce File Size option to make your PDF file smaller.

In the Preview app on your Mac open the PDF then choose File Export. Here is a guide on how to compress a PDF on Mac with Preview and you can follow this guide to. Double tap on the PDF file where you will see a Preview on your Mac.
How to Compress PDF with Preview on Mac.
Choose Edit Insert Page from File. In the Preview app on your Mac open the PDF then choose File Export. Alternatively you can download a free software like PDFwriter for Mac to help you shrink PDF on Mac. To compress a PDF file on a Mac open the Preview app and select a PDF file to open.

