EFI, the Extensible Firmware Interface, is the firmware layer that initializes hardware before Windows loads. It checks CPU, RAM, storage, and peripherals, then hands control to the operating system.

This is what you should do if your VirtualBox VM boots only in the UEFI Interactive shell. We talk about Windows and Linux guest OS.

First off, a little context. I'm a 30+ year Mac user and I just bought my first PC in decades. I'm no stranger to Windows and Linux, but haven't used them as a desktop OS for about 15 years. My ...

Several users are reporting an issue where they are unable to properly startup after applying the MacBook Pro EFI Firmware Update version 1.2 (released earlier today). The first course of action under ...