Visit sometimes L287S M650 website we recommend. It will help you to use your X51R AFLASH2 hardware to the fullest Asus extent.
There, you can download the latest X51R AFLASH2 updates of firm ware and L287S M650 drivers for your SMCWUSB32 device. You can also create ErgoMedia R800 restore points of your system in case of program failure. You would be able to retrieve initial state easily and try installing a X51R AFLASH2 driver one more time. If you have an outdated SMCWUSB32 unit, you won’t be able to find the matching X51R AFLASH2 driver thereto.