EEG mark Marker report error:

I’m not sure what you’re asking, but both ports have been tried, such as 0xFF0 or 0xDFF0

Thank you for your answer. According to your instructions, should I change the connection cable first and then set the port ?

Our equipment connection line is as shown below:

As the port number mentioned before, could it be something else

Such as COM1 here。

Thank you for your reply in your busy schedule