Practical guides for everyday documents
Straightforward answers to the document problems people hit most often — written to be useful whether or not you use our tools.

CompressionHow to compress a PDF without losing quality
Why PDFs balloon in size, what a compressor really changes inside the file, and how to get under an email limit without turning crisp text into a grey smudge.
7 min readRead guide
OrganisingHow to merge PDF files into one document
Combine contracts, scans and reports into one clean file — and learn how to order pages, drop the parts you do not need, and keep the result easy to navigate.
6 min readRead guide
OCRHow to make a scanned PDF searchable
A scanned PDF looks like a document but behaves like a photo. OCR changes that — here is how it works and how to get clean, searchable text from your scans.
7 min readRead guide
SecurityHow to remove a PDF password you already know
Unlocking a PDF you own is a normal maintenance task, not a hack. Here is what removing a password changes and how to do it responsibly.
5 min readRead guide
ConversionHow to convert images to PDF
Photos, receipts and phone scans into one tidy PDF: how to order them, pick a page size, and avoid the blurry-print trap.
6 min readRead guide
SecurityHow to protect a PDF with a password
Locking a PDF is the last step before you send something sensitive. Here is how to encrypt it properly — and when a watermark is the better tool.
5 min readRead guide
SecurityHow to add a watermark to a PDF (including a DRAFT stamp)
A watermark labels a document for every reader and travels with the file. Here is how to place a clean DRAFT or CONFIDENTIAL stamp without drowning the text underneath.
6 min readRead guide
OrganisingHow to rotate a PDF and fix sideways or upside-down pages
A sideways scan, or a landscape page trapped in a portrait document, is a quick fix. Here is how to rotate a PDF — and how to correct just one page when the rest are fine.
5 min readRead guide
TroubleshootingHow to repair a corrupted PDF that will not open
A damaged PDF that refuses to open is not always lost. Here is what tends to cause corruption, how to attempt a repair, and how to recover as much of the document as possible.
6 min readRead guide
OrganisingHow to extract pages from a PDF into a new file
Sometimes you only need a few pages out of a long PDF. Here is how to extract exactly the pages you want — including non-contiguous ones — into a clean new file.
5 min readRead guide
OrganisingHow to count the pages in a PDF (and check a page range)
Need the page count for a PDF — before printing, faxing or quoting a job? Here is how to find it, and how to confirm a page range exactly when it matters.
4 min readRead guidePut these guides to work
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