Hi I have this toshiba z30a I cannot Boot from USB! I can get into the BIOS by pressing f2 but I can't Change the Configuration the TPM seem Locked. There is no Password either user or Supervisor. I have installed the Latest Bios version 4.30 If I press f12 with a usb inserted from the start the only list I Get is the hard disk He does not seem to see my USB. The ports are Working ok all of them. Any Suggestions/Help i would be Grateful Thank you