If you want to share a digital photograph, the odds are the file type that you want is a JPEG. But just because the JPEG is ...

Microsoft Outlook uses two file types for holding message, calendar, task and notes data: PST and OST files. PST files are created in the user's computer for non-Microsoft Exchange accounts ...

A file type is the format that the file uses. An mp4 is a video file type, but the .mp4 in the file name is the file ...

Associating a file type with a program can be done in several ways, such as using the Open with dialog and selecting the Always use this app to open checkbox, or via Default Programs or Default Apps.