I was all set to put this “Windows Explorer Explained” series to rest for a while, but then reader Martin wrote in with a question that comes up a lot: in Windows 7, how do you reveal the hidden file ...

In this post, we will show you how to change the file type extension on Windows 11/10. Every file on our PC has a file type. For audio files, it might be MP3; for documents, it might be Docx or pdf; ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

You know those times when you want to upload a new photo to, say, Facebook or Pinterest? The typical browser-based upload tool forces you to click through countless ...