BioSemi.nl

Thank you for your response.

I tried another USB port and it works now!
It was plugged to a SS USB port and is now plugged to a regular one.

The USB receiver never had an exclamation mark in the Device manager.
However I cannot find the USB serial converter, though I can record triggers!

just to complete my post. I unplugged and re-plugged the USB cable with no success.

I have a quite old Biosemi system with a USB receiver with a firmware older than 4.0. I use a Windows 10 acquisition system, so I followed the instructions on your website https://www.biosemi.com/faq/install_USB.htm and manage to record data this summer. Today, after a pause of 3 months, I wanted to...