Mozilla Firefox’s built-in PDF reader (PDF.js) now gets enhanced editing capabilities. Now, users can not only annotate in PDF files but also insert text, and insert handwriting, all of which can be saved to the PDF.
Firefox’s built-in PDF reader can directly open PDF files from web pages on the browser, and can now directly fill text boxes, radio buttons, checkboxes, and other forms. Firefox also supports the XFA format and can generate thumbnails for PDFs.
How to Enable PDF Editing Mode in Firefox
- Open Firefox
- Access about:config in the address bar
- Check the box and click “Accept the risk and continue”
- Search for pdfjs.annotationEditorMode and change its property value from 1 to 0
What new PDF editing features have been added to Firefox?
After completing the above steps, you can load the PDF file in the Firefox browser to experience. With edit mode enabled, you’ll see several icons on the taskbar, including free text annotations and free links to PDF documents.
The text of these notes can be set to font color and font size. Handwriting mode allows users to freely write on top of PDF files and can set the color and thickness of handwritten lines.
In addition to annotations, Firefox offers the following PDF editing features in the right-click menu:
- Copy
- Paste
- Cut
- Select all
- Cancel
- Redo
Mozilla also said that it will further enhance Firefox’s PDF editing capabilities and introduce more features in the future.
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