Microsoft plans to expand the list of file extensions that are banned in Outlook for the web (previously known as Outlook Web Access (OWA)). The list, which previously included 104 file extensions ...

In total, Microsoft has now blocked 142 file extensions that it deems as at risk or that are typically sent as malicious attachments in emails.

File Extensions are important for an operating system as they tell about the file format. This article covers what are File Extensions and why are they important.

If you add 'File name extensions' item to the Windows context menu, you will be able to show or hide file extensions with a single click!

The File Explorer is one of the central tools in Windows. This is because the operating system is file-orientated, so the folder in which a file is stored, its name, and extension play a major ...

When a file extension is not associated with a program, however, you are prompted by a "How do you want to open this type of file" or "Windows can't open this file" dialog when you try to open it.

Got a Microsoft Word doc that needs to be a PDF? A JPEG image you want to change to TIFF? Here's everything you need to know about converting file formats.

BearPup sometimes wants to open a file in one program, and other times open it in another. He asked the Answer Line forum for an easy way to do this. Windows uses a file’s extension–the part ...

Why Microsoft OneNote? Microsoft OneNote attachments use the '.one ' file extension and are an interesting choice, as they do not distribute malware through macros or vulnerabilities.