Identifying a file type is often very easy. A glance at the icon gives you a general idea -- VLC Media Player tells you it’s a media file, for instance -- and the extension tells you everything else. Life isn’t always that simple, though. File extensions might be lost, changed, or maybe you’ve just found a mystery file in a folder somewhere and would like to know what it is. Opening the file in Notepad can give you some clues. If the first two characters are MZ, it’s a Windows executable; PK means a ZIP file; ID3 is a media… [Continue Reading]