Question 1

What types of passwords can I set?

Accepted Answer

You can set an open password, required to view the document, and an optional owner password, required to change permissions or remove protection.

Question 2

Can I remove the password later?

Accepted Answer

Yes. Use the Unlock PDF tool and enter the password - you get back an unprotected copy with nothing else changed.

Question 3

What permissions can I restrict?

Accepted Answer

You can allow or block printing and text copying. Other restrictions such as form filling and annotation are controlled by the owner password.

Question 4

Is the password stored anywhere?

Accepted Answer

No. All processing happens in your browser. Your password and file never leave your device.

Protect PDF

How to password protect a PDF online