When you open files that have a particular file extension, Windows will look at its configuration to determine what the default program should be in order to work with these files. The default program ...

Sometimes when you shut down your Windows 7 PC, it gets stuck halfway and is not able to complete the shutdown process successfully, or sometimes your computer may not be able to restart successfully.

A feature of Windows 7 is that it will show you a preview, or small thumbnail image, of the open windows for a particular program when you hover over it. For example, if you have 3 Internet Explorer ...