Unknown Device: USB2.0-CRW
The unknown device listed in device manager as 'USB2.0-CRW' is the card reader that is built into the M770 and M780 All in One chassis.
Install the latest tested driver from the Stone Driver Finder.
- SYSBRA-223 - Stone M780 AIO 23.6 inch Non Touch
- SYSBRA-227 - Stone M780 AIO 23.6 inch Touch
- SYSBRA-237 - Stone M770 AIO 21.5 inch Touch
- SYSBRA-238 - Stone M770 AIO 21.5 inch Non Touch