And I would like to do something made of wood which is great and would like to create a plan on the PC where you can draw something about PC Eiso a plan to create such a blueprint on PC someone knows a program from the Internet or something for the PC Eiso laptop that is also free?
LibreCad would be a possibility.
LibreCAD has already been mentioned.
https://www.youtube.com/...y=librecad
Furthermore, maybe FreeCAD would be a possible alternative:
https://www.freecadweb.org/
https://www.youtube.com/...ry=freecad
Or the older (and free) 2D version of a commercial CAD program:
https://www.computerbild.de/...31008.html
https://www.youtube.com/...signCAD+25
You can find another overview of (partially free) CAD programs here:
https://all3dp.com/de/1/free-cad-software-2d-3d-cad-programm-kostenlos/
https://all3dp.com/de/1/3d-cad-programme-freeware-cad-software-3d-zeichnenprogramm/