"I found an old SD card with 1.2 on it - is just as simple to go sudo dpkg -i openplotter-settings_x.x.x-xxx.deb"
no you need the new pi "buster" img for v.2.xx ..it wont work on earlier kernels v1.xx is on "stretch".
no you need the new pi "buster" img for v.2.xx ..it wont work on earlier kernels v1.xx is on "stretch".