At the DOS prompt, navigate to your USB drive (usually C: or D: ). Type the following command:
If your motherboard was replaced under an official warranty, Acer technicians are required to flash the DMI data for you. acer dmi tool link
Start your search at: https://community.acer.com – search for your exact model number plus "DMI tool." That is the only safe path. At the DOS prompt, navigate to your USB
Most DMI tools require a DOS environment to run, as they cannot write to the BIOS while Windows is running. Use tools like Rufus to create a DOS bootable drive. At the DOS prompt
The tool is . Using the wrong version can brick your BIOS.
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