These techniques—editing file extensions, changing formats, and trying different apps—will only get you so far. In order to rescue truly corrupted files, you’ll need a dedicated repair tool.

How to view file name extensions for a individual file on a Mac Navigate to the file that you wish to be able to see its extension.

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 ...

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 Java ...