W54xTU/W94xTU/W95xTU BIOS+TXE Update SOP 
Update BIOS + TXE (use tools fpt64.efi, AfuEfix64.efi, and MeSetx64.efi)
a. Prepare a blank USB drive, unzip UEFI_Boot.zip files to USB drive.
b. Copy all BIOS files to USB drive.
c. Plug-in AC power.
d. Boot up machine, press F7 key to call boot device menu.
e. Choose UEFI: Build-in EFI Shell to enter UEFI-Shell environment.
f. Type MeSetx64 then system will reboot automatically, press F7 key to call boot device menu.
g. Choose UEFI: Build-in EFI Shell to enter UEFI-Shell environment.
h. Type flashtxe
* System will use fpt64.efi to update TXE block, it is a normal phenomenon to appear below warning message.
Warning: Not all of the file data will be written to flash because 
       the file is longer than the flash area to be written to!  
       File: "W54XTUXX.bin"
       File Length: 8388608 
       Write Length: 3145728
* System will run AfuEfix64 to update BIOS block.
i. System will auto power off when the update procedure is finished.
j. Press power button to power on system. (please note the system will auto power off/on for several times to initial TXE)
k. Enter CMOS setup to load system defaults, save changes then reboot. 

