If you have not saved a blade file during the current TurboGrid session, selecting File > > Blade from the main menu opens the Save Blade dialog box where you can type a filename for your blade file. For details, see Save Blade As Command.
If you have already saved a blade file during the current TurboGrid session, selecting File > > Blade from the main menu overwrites that file. To save a blade to a different filename, select File > > Blade As... from the main menu. For details, see Save Blade As Command.