Owner Password and Open/User Password
Remove Password from PDF on Mac
User/Open Password: PDF Owner passsword is called the change permissions password in Adobe Acrobat, which is used to restrict the opening of a PDF file.
Owner Password: Owner password is applied to restrict specified operation permissions to PDF, such as modifying or printing.
If you con’t remember the user password that you used to secure a PDF file, you can use a PDF Password Recovery Tool to unlock your PDF, removing the permissions entirely, providing full access to the previously restricted PDF file.
Unlock User Password protected PDF file on Mac
If your PDF document is protected with the open password restriction, you need to enter the right password before removing restrictions.
Remove PDF Owner Password on Mac
If you can’t remember the owner password that used to secure a PDF file, PDF Password Remover for Mac can help you to remove password protection from a PDF after opening it.