In fact, I didn't install the USB driver since it should work without them when using the Open Braille protocol. But, I guess I am missing something then.
What is your display set to?
Fra: email@example.com <firstname.lastname@example.org> På vegne af David Csercsics
Sendt: 4. november 2019 22:18
Emne: Re: [nvda] Using HumanWare Brailliant BI 40 with NVDA
I use this all the time. I just plug it in via USB and it works. Did you install the USB drivers from humanware?