Are you trying to open a password-protected PDF or ZIP file? Then, you already know how frustrating it can be. You try out different tools, and the result is a ...

To remove the password from a PDF on Windows, open the PDF, press Ctrl+P, then select "Save as PDF" as your printer. On macOS, open the PDF in Preview, press Command+P to open the print dialogue, then ...

PDF files can contain everything from reviewer proofs of pre-publication books and under-development drafts of confidential intellectual property to proprietary financial data and personal information ...