Portable document format (PDF) files remain a popular choice for business documents ranging from contracts and forms to manuals and reports, so there's a good chance you need to open them often.

These free, open-source tools will make your Windows PC more powerful and give you a serious productivity boost.

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 ...

There's no need for a paid Adobe Acrobat subscription. These built-in and free tools let you merge PDF files quickly. Macy is a writer on the AI Team. She covers how AI is changing daily life and how ...