The DocHub editor lets you quickly Shrink PDF file in Preview. It’s effortless to grasp and requires no previous experience with similar editing solutions. Simply upload your file, and DocHub will take care of the rest, giving you things like:
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To summarize, to open a PDF file, first right-click and open with Preview. Then, click on File, select Export, name the file, choose Reduce File Size from the drop-down menu, and click Save.