In this video, we explore the fundamental differences between Legacy BIOS and UEFI (Unified Extensible Firmware Interface). Understanding these two firmware interfaces is crucial for comprehending how computers start up and interact with hardware. We'll break down the key contrasts between Legacy BIOS and UEFI, including their age, boot processes, firmware interfaces, hardware initialization, security features, and more. Join us as we delve into the world of computer firmware and discover why UEFI is becoming the preferred choice for modern systems.