Open
Application button - Open / Close / Save / Save as
The icons for Open and Save located at the top of the program's main menu.
Open
Shortcut key Ctrl + O
Open your document. A path list appears on the left. Select the file format you want to open - see New document for a table of file formats.
You can also select All supported files, to open different document types at the same time.
See also Select project.
Close
Shortcut key Ctrl + F4
Closes the current document. Asks whether you want to save it.
Save
Shortcut key Ctrl + S
Saves the current document. See also Windows - close all.
Save as...
Shortcut key Ctrl + Shift + S
Allows you to save the file in a different name and/or to a new location.
You can also save the file in an older version of Topocad.