In order to use the railing types previously prepared and saved in the archive, the Load Railing from Library button is used in the Railing Settings dialog .
Click the Settings/Entities Settings/Railing Settings line in the classic menu , and click the Home/Entities/Railing/Railing Settings icon in the ribbon menu .
Click the Load Railing From Library button at the bottom of the tab .
In the dialog that opens, choose a railing. The preview of the railing you selected will appear in the dialog.
Click the OK button.
In the Railing Settings dialog, the features of the railing you select will become active.
Click the OK button to close the Railing Settings dialog.
When you draw the railing, the railing that will be drawn will be the railing you choose.