• How to check a PDF’s metadata, free in your browserSee who made a PDF, which software it came from and when it last changed. Five free ways to check, and how to read what you find.Read the guide
• How to remove metadata from a PDF without AcrobatStrip the author, software, dates and hidden extras from a PDF for free, and why changing the Author field alone often isn’t enough.Read the guide
• Can you tell if a PDF has been edited?The signs that a PDF was changed after it was made, the innocent reasons behind most of them, and how to check a document properly.Read the guide
• What is PDF metadata? Document info and XMP explainedA plain guide to the details stored inside a PDF: the two places they live, what each field means, and why they matter.Read the guide
• Hidden data in PDFs: what to check before you send oneNames, comments, earlier drafts and photo locations can travel inside a PDF. What to look for, and how to remove it before you share.Read the guide
• How to change the author and title of a PDFChange the name in a PDF’s Author field, its title, subject and keywords, for free and without Acrobat, and make sure the old details don’t linger.Read the guide
• How to merge PDF files for free, without uploading themJoin several PDFs into one in your browser, put them in the right order, and know what happens to forms, bookmarks, links and file size.Read the guide
• How to split a PDF and extract pagesPull out one page, a range or several sections of a PDF into a new file, free and in your browser, plus the built-in ways on Windows and Mac.Read the guide
• How to convert a PDF to images, freeTurn PDF pages into PNG images in your browser, when PNG or JPG is the better choice, and how to get sharp results for slides and posts.Read the guide
• How to add page numbers to a PDFNumber the pages of a PDF for free, choose where the numbers go, and handle cover pages, merged files and court or exam bundles.Read the guide