Question about Gigabyte GIGA VGA 24GB RTX4090 AORUS MASTER 24G 3xDP/3xHDMI AORUS GeForce RTX 4090 MASTER 24G

With VBios update firmware has deleted itself, have tried everything possible, support at Gigabyte no help (solution from them I found on Reddit 5 days earlier), so I am without LCD and RGB ...., does anyone know how I can simply load firmware? Auto Upgrading Tool, Project Number 8126464 ,IC Version 6144 ,FW Version 0.0. Update Failed Check FW IC , or Erasing Flash Failed ,pls reboot system and try again, after restart the same ... would be very happy for any help with this