@MrWulf: this was a hint I was looking for. I uninstalled the ndiswrapper-package und build it on my own. for me the keyboard seems to work fine. A little bit more testing is still needed but so far... thank you
@MrWulf: this was a hint I was looking for. I uninstalled the ndiswrapper-package und build it on my own. for me the keyboard seems to work fine. A little bit more testing is still needed but so far... thank you