HP50G USB drivers - Win10 64bit errors

[Claudio L.]

(04-26-2018 02:40 PM)Stevetuc Wrote:  In Device Manager, I see Unknown USB Device(Device Descriptor Request Failed)
and clicking on that the device status shows that Windows has stopped the device because its reported problems (code 43)

The device descriptor is requested long before the OS knows what device it is (and therefore which drivers to load). Your problem is a communications problem, either the connectors or the cable.
On top of the air duster, try replacing the cable.