Every file on your hard drive (.jpeg, .html, and the like) can be associated with a compatible program, which will open that file format by default. Some applications will change a format’s ...

If you keep Chrome up-to-date without changing any settings, any PDF you download may open within the web browser by default.

How to Open CNT Files. A CNT file is associated with Microsoft HTML Help Workshop. Microsoft HMTL Help Workshop is a free program from Microsoft that allows users to develop MSDN articles and ...