1, after opening the CAD drawing, save the drawing as? Save ××. Dxf file, and then close the drawing. When you close the drawing, you will be prompted "Last saved in DXF format, do you want to save in AutoCAD drawing format?" , choose? number

2. Then open DXF drawing and save it as DWG drawing again. When saving the DWG file, you will be prompted "××". Dwg already exists. Do you want to replace it? ",select Yes, and then select Close.

3. Open the DWG file again. Congratulations, the words "Education Edition" have been successfully removed.