PDFMaxChange PDF Permissions Online
Need to control what people can do with your PDF? With PDFMax you can change a document's permissions in a few clicks and decide whether printing, copying text and images, or editing the content is allowed or blocked. Just upload your file, choose the restrictions you want, set an owner password, and download the protected copy. Everything runs right in your browser, so it's completely free with no signup and no software to install. It works the same on a phone, tablet, or computer, making it easy to lock down a PDF wherever you are.
Change PDF Permissions →100% freeNo signupWorks in your browser
Why PDFMax
- Decide exactly what's allowed: turn printing, copying, and editing on or off for any PDF.
- Free and private — files are processed in your browser, with no signup or installs.
- Set an owner password so your permission settings can't be changed without it.
- Works on any device — protect a PDF from your phone, tablet, or desktop in seconds.
How to change PDF permissions
- Upload your PDFOpen the Change PDF Permissions tool and select or drag in the PDF file you want to protect.
- Choose the restrictionsAllow or block printing, copying text and images, and editing the document content.
- Set an owner passwordAdd a permissions (owner) password so the restrictions you chose can't be removed without it.
- Download your fileApply the settings and save the protected PDF to your device, ready to share.
Frequently asked questions
Is changing PDF permissions free?
Yes. PDFMax is completely free to change PDF permissions. There's no signup, no subscription, and no software to install.
Is it safe and private?
Your PDF is processed in your own browser and isn't shared with anyone, so your document stays private.
What permissions can I control?
You can allow or block printing, copying of text and images, and editing of the document content. You can also set an owner password that protects those settings.
Does it work on mobile?
Yes. The tool runs in any modern browser, so it works the same on phones, tablets, and computers — nothing to install.
Will my PDF lose quality?
No. Changing permissions only updates the file's security settings, so the text, images, and layout stay exactly the same.
Are there file limits?
You can change permissions for everyday PDFs with no signup. Very large files may take a little longer because everything runs on your device.