2. Prompt you immediately that the text will be printed on the drawing produced by Autodesk Education Edition, so we can only choose "Continue", otherwise the drawing cannot be opened.
3. We will first see the print preview of the drawings in the print preview, and there will be the words "Autodesk Education Edition Production".
4. After exiting the preview, we "save as" the file again.
5, in the pop-up interface box, the first column of the file is automatically regarded as "DWG" format, set it as "DXF" format, as shown in the second column, click "save" to close the CAD.
6. We can look at the file we just saved again. We have a file suffix to distinguish them. Open the drawing in dxf format.
7. When everything is finished, we open the "DWG" format again, that is, the file that was successfully replaced. When we open it, we can view the print preview and delete the words "Autodesk's educational products", which has been deleted.