Ecs H61h2mv Bios Update Portable Instant

If you are moving from a very old BIOS to a version that supports Windows 8/10, you cannot simply flash the latest file. You must use the or the specific Windows 8 upgrade utility provided by ECS. H61H2-MV｜Motherboard｜Products - ECS ELITEGROUP

The most reliable information comes directly from the manufacturer and technical support documentation: ecs h61h2mv bios update portable