Intel plans to build a new platform by 2020Stop supporting the old BIOS
, Only supports UEFI. Intel's platform will support UEFI Class 3+ by 2020, which means there is no longer a BIOS or CSM compatible support mode with UEFI support. Intel did not remove the BIOS / CSM support, because many of the customer's software packages still rely on the old BIOS. Removing the BIOS support will or will reduce some of the security risks, reduce verification requirements, and support more modern technologies.