Protect / Unlock PDF

How it works

1. Step · 01

   Pick a mode — add a password or remove a password you already know.

2. Step · 02

   Encryption runs entirely in your browser. Passwords never leave your device.

3. Step · 03

   Download the newly protected or unlocked PDF.

Frequently asked questions

Is this tool really free?

Yes. Every tool on EasyFileMagic is 100% free with no signup, no watermarks, no page limits, and no software to install.

Are my files uploaded to a server?

No. Files are processed directly in your browser using JavaScript and WebAssembly. Nothing is uploaded to our servers, so your documents never leave your device.

Does it work on mobile?

Yes. The tools run in any modern browser on desktop, tablet, or mobile (Chrome, Edge, Safari, Firefox). Very large files may be slower on low-end phones.

• How to Password Protect a PDF (and When You Should)A practical guide to adding passwords to PDFs — how strong PDF encryption actually is, when it's worth the friction, and how to protect or unlock a PDF entirely in your browser.7 min read
• PDF Won't Open or Looks Corrupted? Here's How to Fix ItCommon reasons a PDF fails to open — truncated downloads, password protection, unusual encodings, damaged internal structure — and the exact repair steps that fix each one.8 min read

International

This tool is also indexed for French, German and Arabic keywords.