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Format & style PDFs

Watermarks, headers, page numbers, bookmarks and print-ready polish. How to add the finishing touches that make a PDF look deliberate.

Latest in Format & Style

20 articles

Format & Style

Bates Numbering Across a Batch of PDFs

Discovery sets live or die by a single running number. Bates stamps it across every file in one batch.

22 Oct 2026 · 2 min read
Format & Style

Bates Stamping: Check the Sequence Before You Run

The number is the citation, so a gap or a repeat is worse than a wrong font. Set the counters and the batch order before the first page is stamped.

21 Oct 2026 · 2 min read
Format & Style

Remove Comments and Highlights From a PDF

A review round leaves a PDF covered in other people's notes. Removing the annotations leaves the document clean.

16 Oct 2026 · 2 min read
Format & Style

Removing PDF Annotations Without Losing Page Content

Not every mark on a page is an annotation. Knowing which layer a highlight lives on decides whether removal cleans the file or changes nothing.

13 Oct 2026 · 2 min read
Format & Style

Deskew Scanned PDF Pages Straight

A page fed at two degrees looks fine until it is printed or OCR'd. Deskewing measures the tilt and corrects it.

12 Oct 2026 · 1 min read
Format & Style

Edit PDF Metadata: Title, Author, Keywords

The title bar of a PDF viewer shows whatever the producer wrote. Fixing the metadata is the last step before publishing.

10 Oct 2026 · 2 min read
Format & Style

Deskew Before OCR: Getting the Angle Right

Straightening a scan is easy to overdo. Automatic detection, a fixed angle and the strongly-skewed filter each solve a different kind of lean.

9 Oct 2026 · 2 min read
Format & Style

Extract Images From a PDF as JPG or PNG

The photos are inside the PDF, not lost in it. Extraction returns them as files you can reuse.

8 Oct 2026 · 2 min read
Format & Style

PDF Metadata Before Publishing: What to Set and Clear

Metadata is the part of a file that gets copied into previews, search results and document libraries. It is worth a minute before the file is published.

5 Oct 2026 · 2 min read
Format & Style

Extract Images or Render Pages? Choosing the Right Pull

A PDF holds two kinds of picture: the images it embedded and the page as it is drawn. Extraction returns the first; rendering returns the second.

1 Oct 2026 · 2 min read
Format & Style

Convert a PDF to Grayscale for Printing

Colour pages cost more to print and often read no better. Grayscale keeps the structure and drops the ink.

28 Sep 2026 · 2 min read
Format & Style

Add a Header or Footer to Every PDF Page

Case numbers, client names, page counts: the line belongs on every page, and it should number itself.

26 Sep 2026 · 2 min read
Format & Style

Grayscale or Black? Choose the Right Mono Conversion

Grayscale is not one setting. Text and images convert separately, and the difference between grey and black decides whether small type survives the printer.

21 Sep 2026 · 2 min read
Format & Style

Add Page Numbers to a PDF

A PDF without page numbers is hard to cite and impossible to staple. Numbering takes one pass.

20 Sep 2026 · 2 min read
Format & Style

Header & Footer: Tokens, Start Number and Margins

One line, repeated on every page, multiplies every mistake. Tokens and the start number deserve a minute before the run.

19 Sep 2026 · 2 min read
Format & Style

Add Bookmarks to a PDF and Build the Outline

The sidebar outline is how readers move through a long PDF. Building it takes a list of titles and page numbers.

18 Sep 2026 · 2 min read
Format & Style

Page Numbers vs. Headers: Which Line Do You Need?

Numbering looks like a one-setting job until the cover, the front matter and a continuation volume arrive in the same file.

3 Sep 2026 · 2 min read
Format & Style

Bookmarks That Print: Outline Plus a Contents Page

A bookmark tree helps on screen; a contents page helps on paper. The tool can produce both, but only if you account for the page it inserts.

1 Sep 2026 · 2 min read
Format & Style

Add a Watermark to a PDF in Seconds

DRAFT, CONFIDENTIAL, or a client's logo: a watermark says something about the document without editing its content.

17 Aug 2026 · 2 min read
Format & Style

Watermark a PDF: Text Lines, Opacity and Tiling

Watermarks fail in quiet ways: a line break creates extra files, and a mark that looks right on screen disappears in print.

23 Jul 2026 · 2 min read

Standards and sources: PDF parsing and writing follow the open PDF specification, documented in the Library of Congress format registry; the interface follows WCAG 2.2 (W3C). Rifinit is independent of both organisations.

By the Rifinit team. We build, test and document these PDF tools in-house: every guide is written by the same engineers who work on the converters, the editor and the OCR pipeline. Meet the team. Last reviewed . Read our privacy policy and terms.

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