Do you have an updated device driver for Windows 10? It could be an older driver. It could also be a current driver that's not allowing the value to be changed rather than Windows.

>I do not have any nonexistent entries in the set path list and all the work is only local workstation. Secondly I had already used the device manager to uncheck the box that allows the computer turn off the device. Unfortunately the problem must be somewhere else.
>
>Thanks
>Simon