There are dozens of file formats for word processing documents, database files, graphics, spreadsheets and so on. If a file was created in one application and you want to use it in another, you can ...

Zip files are incredibly useful for sharing data over email, cloud storage and on a USB stick. They let you group files together, be they documents, images or audio files. And as zip files typically ...

Windows associates data files with applications so that the appropriate program launches automatically when the icon or name of the data file is clicked. For example, if a GIF image is associated with ...