Acer Dmi Tool Link -

: Provides an experimental DMI Tools utility that allows you to manually edit or copy DMI info between the EC and System BIOS. Basic Usage (dmitools.exe)

The (often referred to as dmitools.exe or mprw.exe ) is a proprietary utility used primarily to restore or modify serial numbers, model names, and UUIDs in the BIOS after a motherboard replacement or BIOS corruption. Finding the Tool acer dmi tool link