PDF Tips & How-To Guides
Practical, no-fluff guides for everyday PDF problems — including the free built-in methods on Mac and Windows, not just our tools.
How to Rotate a PDF and Actually Save It That Way
Rotating a PDF in your viewer often doesn't stick. Here's why, and how to rotate pages permanently on Mac, Windows, or free in your browser.
How to Combine JPG or PNG Images Into One PDF
Turn JPG, PNG, or mixed images into a single PDF on Mac, Windows, or in your browser — with page order, sizing, and quality explained.
How to Add a Watermark to a PDF (Free, No Software)
Stamp a text watermark like DRAFT or CONFIDENTIAL across every PDF page for free, in your browser — no Acrobat, no signup, files stay on your device.
How to Add Page Numbers to an Existing PDF
Add page numbers to a finished PDF without Acrobat: free browser method with position and format options, plus Word and LibreOffice alternatives.
PDF Too Big to Email? 5 Ways to Shrink It
Five practical ways to shrink a PDF that's too large to send: compress it, drop extra pages, split it, link it, or rebuild it from the source.
How to Extract Certain Pages From a PDF Into a New File
Pull specific pages out of a PDF into a new file using Preview, your browser's print dialog, or a free online tool that keeps files on your device.
How to Delete Pages From a PDF Without Adobe Acrobat
Remove pages from a PDF for free — with Preview on Mac, a print trick on Windows, or a private in-browser tool. No Acrobat subscription needed.
Is It Safe to Upload PDFs to Online Tools? What to Check First
What actually happens when you upload a PDF to a web tool, the risks that matter, and how to check a tool's privacy claims yourself in two minutes.
How to Compress a PDF Under 1MB for Email
Get a PDF under 1MB for email or an upload form: what actually shrinks file size, how to do it free in your browser, and what to try when it won't budge.
How to Merge PDF Files on a Mac (With or Without Preview)
Merge PDFs on macOS with Preview or Finder Quick Actions, step by step — plus a free browser option when Preview gets fiddly.