Flatten PDF
Lock in your changes and secure your document with our free PDF Flattener. When a PDF has multiple layers—like fillable form fields, comments, signatures, or other annotations—it remains interactive and editable. Flattening a PDF merges all these elements into the main content layer, effectively making them a permanent, non-editable part of the document.
This process is essential for:
Securing Forms: Preventing anyone from changing the data in a filled-out form.
Finalizing Documents: Locking comments and annotations so they cannot be removed.
Ensuring Print Quality: Guaranteeing that your PDF will print exactly as it appears on screen, with no missing interactive elements.
Simply upload your layered PDF, and our tool will instantly provide a flattened version that is secure, stable, and ready for professional distribution.