Lock down your filled PDF forms by flattening them. Prevents editing of form fields and merges all annotations and layers into a single printable layer.
How to Free Flatten PDF Online
Upload your PDF form or layered PDF.
Click "Flatten PDF".
Download the flattened, print-ready PDF.
Frequently asked questions
Is it free?
Yes, flattening PDFs is completely free on PDFA2Z.
What does flattening do?
It merges all interactive form fields, annotations, and layers into static content that cannot be edited.