Opening an existing file into a Gnumeric workbook requires working through the File Open dialog. The user must select the file that they wish Gnumeric to open, possibly specifying a file format and character encoding.
Launch the File Open dialog.
In the File menu, select the Open menu item.
Open the folder containing the desired file.
Navigate the folder hierarchy by double-clicking on the folders.
Select the desired file within the folder.
Click on the file name in the folder content area.
(Optional) Specify a file format type.
(Optional) Specify the character encoding.
Click on the Open button.
The remainder of this section explains these steps in greater detail, first, by describing the components in the File Open dialog and, then, by explaining each of the steps above in greater detail.