Caxa how to pull out standard parts

First: Open the Caxa software, as shown in the picture

Click "Extract Image" to open the standard library, as shown in the picture

Eject the standard "Extract Number" dialog box, as shown in the picture

Select the standard parts you want to transfer into, nuts, screws, bearings, seals, springs ... Wait, just pick whatever you need. Here the nut (hex nut) is described as an example, as shown in the figure

Select the NUT, hex nut, national standard, click Next, as shown in the figure

Select the specifications and other parameters, and click OK, as shown in the figure

You can paste it in the graphics window, as shown in the picture