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Customize PDFs with Firefox
Annotate and customize PDFs with the Firefox extension
or drag and drop a file
Supports PDF and image file formats (maximum 100MB)
By using the product, you agree to our Terms of Service and have read our Privacy Policy.
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Frequently Asked Questions
Go to the Firefox Add-ons page, search for 'Adapt PDF', and click 'Add to Firefox'. Follow the installation instructions.
Yes, with the Firefox Adapt PDF extension, you can annotate PDFs directly in the browser using tools like pen, text, and highlights.
The extension provides a pen, text notes, highlights, and shapes. Add notes, highlight text, and mark specific areas.
Yes, the Firefox Adapt PDF extension is free. Install it from the Firefox Add-ons Store and start annotating immediately.
Yes, after installation, use the highlight tool to emphasize important text. Choose from various color options.
The extension supports PDF files for annotation. Open multipage PDFs directly in Firefox and use various tools.
Use the shape tool for strikethrough or the pen for freehand annotations. Select your color and apply it over the text.
Yes, the Adapt PDF extension is compatible with Firefox on Windows. Annotate and customize PDFs directly in the browser without additional software.
Yes, the extension is compatible with Firefox ESR (Extended Support Release), allowing PDF annotations in this browser version.
Yes, the extension supports PDFs up to 100 MB. Ensure your PDF file is within this limit to work smoothly.
No, the Firefox Adapt PDF extension requires an internet connection to function. It operates directly in the browser and needs online access.
Yes, after completing annotations, you can download the modified PDF directly from the Firefox extension with all annotations included.
No, the Adapt PDF extension is intended for desktop browsers and is not compatible with mobile devices. Use a desktop or laptop.
No, the extension allows editing one PDF file at a time. Download and save annotations before opening another file.
No, the Adapt PDF extension does not support editing existing text content. You can add annotations but not change the original text.