What does files vs. folders actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Not sure what an AI file is or how to open one? We explain why designers use this format, where it comes from, and the best ...

This brief tutorial will explain what this file is and give suggestions on how to use it. When you edit a contact in the Outlook Express Windows Address Book, or WAB, a file named ~ may be created.

The 3-2-1 rule in photography provides guidance on how to safely backup your photos. Here's what you need to know.