Yes i use Rufus and the USB is working with another notebooks and I use different USBs all not detected in my Toshiba but detected in another notbooks.
Hi Saga,
when i press F12 its shows the boot menu where usb boot is first option but it didnt detect any usb even usb normally work or boot with other laptop. i tried with 4 different usbs all of them not detect.
Toshiba Satellite c850 not does not boot from USB. first boot device is usb and usb normally detected but in boot menu not detected. USB is ok and boot on another notebook. pls i want to boot from usb.