Hey first post I have been keeping an eye on here I sometimes get critical error and it will reboot I have the black usb3 and Windows 32bit not sure if I can send it back to be rectified ??? Every time I reboot I have to eject and reinsert my 128gb Samsung memory wifi is terrible works best over a 2.4hz wifi don’t know why and the power button no longer locks the screen 1 tap shuts down and volume up is screen shot not volume and volume down now opens ctrl alt del window