That’s why most of the things you could do in BIOS mode aren’t possible on Mac. They do so to protect the OS from unnecessary changes. Unlike in the Windows world, where Microsoft updates the OS and hardware manufacturers push out firmware updates, Apple controls both hardware & software and regularly updates UEFI.Īpple doesn’t allow users to navigate UEFI and adjust settings before the macOS loads. UEFI initializes hardware like your FaceTime camera and trackpad and loads the operating system. UEFI, or unified extensible firmware interface, is the name of the firmware in macOS that does the same job as BIOS on most Windows machines. On older PCs, the BIOS is controlled by the hardware manufacturer and is what loads Windows when the PC boots. It also starts loading the OS when you press the power button and performs other runtime services. Without it, your RAM, keyboard, mouse, and display won’t work. We’ll also show you how you can optimize and protect your Mac without having to get deep into the command line.īIOS stands for “basic input and output system.” It’s firmware that controls the initialization of hardware on a computer. In this article, we’ll get into what BIOS mode is, its equivalent on the Mac, and how to enter and use it. Although the Mac doesn’t have a bios mode, it has something similar. But to help you do it all by yourself, we’ve gathered our best ideas and solutions below.įeatures described in this article refer to the MacPaw site version of CleanMyMac X.īIOS mode only exists on PCs, right? Well, sort of. So here’s a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.
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