Use Preview: Open the PDF in Preview, click File > Export, select “Reduce File Size” under Quartz Filter, and save. Use ColorSync Utility: Open the PDF in ColorSync Utility, click File > Export, ...

Clutter can sneak up on you — one screenshot here, an app icon there — and one day you wake up to your Mac desktop looking like a digital junkyard. And this chaos is the little leak that can sink a ...