Summary
"It’s a UEFI board trying to boot a legacy OS," Elias said, his mind racing. "The BIOS setup is too new for the OS. I need to enable Legacy USB support and switch the boot mode from UEFI to CSM (Compatibility Support Module)." ami aptio dt 2006 mainboard work
Features the Aptio UEFI BIOS, supporting Secure Boot, TPM (1.2/2.0), and advanced power management through ACPI. Maintenance & Customization Compatibility & Status Report — AMI Aptio DT