You open this dialog box by clicking Open on the File
menu.You can also open this dialog box from the Project Navigator. Right-click the file you
want to open in the Files or Design Units tab
of the Project Navigator and click Open. The
Open command in the Project Navigator, however, applies only to
files included in an open project and the Open dialog box does not
appear.When you type the file name, you must use the correct slashes for your platform. For
example, use "\" for Windows.
Opens the selected file in the appropriate Quartus® Prime Standard Edition
application, moves the window to the front of the desktop, and
makes it available.