You can find any tool by the Menu Structure HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Menu+Structure
You can find the menu location of any tool by name HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Tools+Mapped+to+Menus
Other Controls
Settings: Opens the settings dialog.
Select File 1: Starts the Open file dialog to select the first file for comparison.
Select File 2: Starts the Open file dialog to select the second file for comparison.
You can also use the path fields to specify the location of your drawings: