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 ...

On computers and mobile devices, file extensions are the suffixes that apps append to filenames. When you see an item like "document.docx" for example, the .docx extension tells the computer and the ...

Windows' Save As dialog can be a little annoying. If you want to use a certain file extension, you have to pick it from a long list, and sometimes it isn't even available in that list. Reader ...

Microsoft has added a feature on the File Explorer Options or Folder Options ribbon and a Windows mini window, allowing the user to enable or disable the file extensions’ visibility in the File ...

New installations of Windows hide all file extensions, except for Windows components, that would appear in Explorer or an application dialog box that displays file names. File extensions are ...

A file is the common storage unit in a computer, and all programs and data are "written" into a file and "read" from a file. A folder holds one or more files, and a folder can be empty until it is ...

Microsoft will soon be blocking an additional 38 file extension from being downloaded as attachments in Outlook on the Web in order to protect users from malicious files. These additional extensions ...