Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

One of our readers reported that all the file extensions have changed to some unknown file format. If so, it could be a virus! If a virus has changed all the files extensions to unknown applications, ...

Windows only: When you've got a file with an extension you don't recognize, the free command line tool TrID can help. We've covered how to use the web to find out what kind of file you have, but TrID ...

1How to view file name extensions for all files on a Mac 2How to view file name extensions for a individual file on a Mac The default setting for Mac OS is to not display a file's extension. For those ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Being unable to open files as usual is one of the most frustrating ...

A new version of the TeslaCrypt ransomware has been released that for the most part is identical to previous versions. The most notable difference is that this new version adds the .vvv extension to ...

While your business may use Linux to power its web servers, databases or high-performance supercomputer, occasionally all you need to do is print a letter or memo. You find, however, that new printers ...