I had to read the OP again, which was asking about fan control on Windows so ectool isn’t quite relevant for them. This thread might be more helpful: Fan control in Windows - #30 by Laurent_Sinitambiriv
However I will say that for Linux, I’m finding this project and the associated GNOME extension are working really well for me: GitHub - TamtamHero/fw-fanctrl: A simple systemd service to better control Framework Laptop's fan(s)