Acer Dmi Tool Link -

If you are looking for DMI access to unlock hidden settings, some Acer models allow access to an "Advanced" menu without external tools: Shut down the laptop. Power on and tap to enter BIOS.

The tool usually runs in a DOS environment to bypass Windows restrictions. acer dmi tool link

The is a utility used to write or correct system information (such as serial number, product name, UUID, and asset tag) into a computer’s BIOS firmware. It is typically needed after: If you are looking for DMI access to