FAQ - Protect PDF

How can I protect my PDF from being edited?
Open a file in pdfFiller and choose Tools > Protect. Select whether you want to restrict editing with a password or encrypt the file with a certificate or password. Set password or security method as desired. Click OK and then click Save.
How do I put security on a PDF?
Add a password to pdfFiller pdfFiller (pdf) Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password. If you receive a prompt, click Yes to change the security. Select Require a Password to Open the Document, then type the password in the corresponding field.
Can you protect a PDF without a password?
Here's how to protect a PDF document without passwords using Safeguard. Right-click on a PDF on your computer and select 'Make Secure PDF'. Select the copy protection controls you want to apply. By default, editing, copying, and printing are disabled.
How do I restrict editing a PDF without password?
Right-click on the PDF you want to restrict and select 'Make Secure PDF'. Select the restrictions you'd like to apply, including restricting access after a certain date, which can be found in the Expiry & Validity tab. By default, editing, copying, and printing are disabled.