How to use the Protect PDF
- Choose your PDF.
- Type a password twice.
- Choose whether printing and copying are allowed.
- Click Protect PDF and download.
Frequently asked questions
How secure is it?
The PDF is locked with strong AES encryption. Use a long password that is hard to guess.
What if I forget the password?
Nobody can recover it — not even us — so keep it somewhere safe.
Is my password sent anywhere?
No. The PDF is locked in your browser and the password never leaves your device.