If you are looking to update your Acer laptop's BIOS information—such as the serial number, product name, or UUID—after a motherboard replacement, you'll need the Acer DMI Tool Kit.
DMI 1 (or similar – exact syntax depends on model)Risk: Writing incorrect DMI information can cause issues with Windows activation or proprietary software that relies on the hardware ID. acer dmi tool link
If you have an Acer account registered as a business partner, reseller, or authorized service provider, you can access the official download portal: If you are looking to update your Acer
Finding a direct link for the Acer DMI tool is challenging because Acer does not officially distribute these utilities to the public. These tools are classified as "Service Only" software intended for authorized technicians to tattoo motherboards after a repair or replacement. Create a bootable DOS USB drive (Rufus –