Amazon EC2 announces the ability to create Amazon Machine Images (AMIs) that can boot on UEFI and Legacy BIOS Post author By Post date March 6, 2023 No Comments on Amazon EC2 announces the ability to create Amazon Machine Images (AMIs) that can boot on UEFI and Legacy BIOS You can now create a single AMI that can boot on both Unified Extensible Firmware Interface (UEFI) and Legacy BIOS.