Please note:
You can only update to a VBIOS version of the same series.Visual C++2008 is required for this BIOS flash.
If your VBIOS version is: F1, it can only be updated with VBIOS versions F2-F9.
F10, it can only be updated with VBIOS versions F11-F19.
F20, it can only be updated with VBIOS versions F21-F29.