In the File Open dialog, OS X grays out files that the program thinks are unopenable. Is it possible to alter the dialog's display to hide (not just gray ...

Want to hide files and folders from your Linux desktop file manager? Jack Wallen shows you one handy method. You probably already know the traditional method of hiding files on the Linux command line.

Once you've opened up the no-install-required application, just browse down until you find the file extension you want to hide, double-click on it, and then check the box for "Don't add this file type ...

File Explorer helps you manage, view, and launch the files on your PC, but even if you've been using Windows for ages, there are likely features in File Explorer you've never tried. And if you're new ...

Microsoft hides file extensions in Windows by default even though it's a security risk that is commonly abused by phishing emails and malware distributors to trick people into opening malicious files.