tabs designed for service technicians. You can attempt to unlock them using these documented keyboard "tricks": The Fn + Tab Method Power off the laptop completely. Hold down the keys simultaneously. While holding them, press the
: In the standard BIOS, press the Function (Fn) key + Tab key three times. acer aspire 5749 bios exclusive
Everyone knows pressing during boot gets you into the BIOS. But did you know your 5749 has a hidden "Advanced" tab? tabs designed for service technicians