Bookmark PDFs right on your device

Create and manage bookmarks in PDF online

Create and manage PDF bookmarks and outlines

Select or drop a PDF file

Select PDF file

PDF files only

Max 100 MB

🔒 Secure connection · Auto-deleted after processing · Free

  • Fast navigation
  • Multi-level outline
  • Easy to manage

Processed on your device

Files are not uploaded to CookPDF servers

The main operation runs in the browser on your device.

Session can be restored

The browser can save a cache and local draft to continue your latest work.

Check before using

Review the resulting file, especially for documents that need to be signed, printed, or sent officially.

How to bookmark a PDF

Follow three steps and check the result before downloading.

  1. Open a document

    Choose a long PDF that needs bookmarks added or adjusted.

  2. Manage bookmarks

    Add entry names, select target pages, and arrange the structure.

  3. Check navigation

    Try opening the entries, then download the resulting file.

Highlights

Useful capabilities for the right task on PDF documents.

Navigate long documents

Jump quickly to important chapters, sections, or appendices.

Clear entry names

Rename bookmarks to accurately reflect the target page content.

Arrange the structure

Organize the list of entries in reading order.

Processed on your device

The main operation is performed in your browser.

Use cases

Common situations well suited to this tool.

  • Multi-chapter reports

    Create shortcuts to each section of the report.

  • Guide documents

    Help readers quickly open the section they need to look up.

  • Compiled records

    Link bookmarks to groups of documents or appendices.

Ready to bookmark a PDF?

Choose your PDF files to get started and check the result right in your browser.

PDF bookmarks

Create and manage bookmarks in PDF online

Add, rename, arrange, or remove bookmarks to create quick navigation to important sections in your PDF document.

When is this tool useful?

  • Multi-chapter reports: Create shortcuts to each section of the report.
  • Guide documents: Help readers quickly open the section they need to look up.
  • Compiled records: Link bookmarks to groups of documents or appendices.

Recommended workflow

Open the file, set up the task on the preview, check each affected page, and only then download. Keep the original so you can compare or start over when needed.

Limits to know

Bookmarks are navigation entries in the PDF reader; they do not create a table of contents displayed in the page content and do not change the page order.

Data and sessions

The main operation is performed on your device, and files are not uploaded to CookPDF servers. Your browser may store a cache or local draft to restore the session; you can clear the session in the interface or clear website data in your browser settings.

Frequently asked questions

Answers about capabilities, limits, and how files are handled.

Is a bookmark the same as a table of contents on the page?
No. Bookmarks appear in the navigation panel of the PDF reader; they do not insert a table of contents page.
Can I rename bookmarks?
Yes. Use short, clear names that match the target content section.
Do bookmarks work in every PDF reader?
Most popular PDF readers support bookmarks, but the display may vary.
Does adding bookmarks change the page content?
No. Bookmarks add navigation structure and do not modify the page's displayed content.

Ready to bookmark a PDF?

Choose your PDF files to get started and check the result right in your browser.

PDF bookmarks