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.
If you don't like the default alignment of the taskbar in Windows 11, here's how to change it back to how it was in Windows ...
If you can't upgrade to Windows 11, or don't like what you've seen of it, install Linux instead. Here's how to make the switch to an open-source operating system and install apps.
Want Windows 11 but have an unsupported computer? Here's how to install Windows 11 even if your PC doesn't meet the minimum requirements.